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Rack-Mount Receiver Analyzer User Manual, Rev. 2.0.4

1. ccccccscsscceccucsscuscncerenserecsarscusesavsecusenavsensavacarsausescesenaevensueneuassaess 59 Setup Screen Receiver Analyzer Rack Jdentters 59 Other Options on Setup Gcreen 59 Checking for Connected Devices Message 60 Found Devices Message Window sss eee eee 60 RF GEGEN EE 60 STN 61 General Purpose Noise Figure Test Window sse eee eee 62 WE Quasonix Inc QUAS Figure 91 Figure 92 Figure 93 Figure 94 Figure 95 Figure 96 Figure 97 Figure 98 Figure 99 Figure 100 Figure 101 Figure 102 Figure 103 Figure 104 Figure 105 Figure 106 Figure 107 Figure 108 Figure 109 Figure 110 Figure 111 Figure 112 Figure 113 Figure 114 Figure 115 Figure 116 Figure 117 Figure 118 Figure 119 Figure 120 Figure 121 Figure 122 Figure 123 Figure 124 Figure 125 ONIX Rack Mount Receiver Analyzer Sample List Table ve 63 Enter Unit Under Test Information VWmmdow 63 Set Receiver Mode Freq and Bitrate VWmdow 64 EAEE Sires E T 64 Adjacent Channel Interference Test 65 Adjacent Channel Interference Test Screen Buttons see e 66 Default Directory Not Valid Message e 66 Adjacent Channel Interference Test Test mt 66 Adjacent Channel Interference Test Test Parameters Window nannnannnunnnunnnnnnnnnnnnenrrnnnnnn 67 Adjacent Channel Interference Test Current Test Status VWmdow ees 68 Receiver Terminal Wmdow 12 Receiver S US Lane Nd 73 Receiver Diagnostic Info 14 FPS NN 74 RX Re
2. C Lb Temp C 36 80 Temp CH Figure 110 RA Channel 1 and Channel 2 Status Check boxes e CS Clock Source displays the current clock source internal or external CP Clock Polarity When checked clock polarity is inverted unchecked is normal e DP Data Polarity When checked data polarity is inverted unchecked is normal DE Differential Encoding When checked indicates differential encoding enabled RA Randomizer When checked indicates randomizer enabled e RE RF Output When checked RF output state is On e SI Spectral Inversion When checked Spectral Inversion is enabled e LD Low Density Parity Check LDPC When checked LDPC is Enabled Display fields e TEMP C Temperature of the receiver analyzer in degrees Celsius IC I Clock bit rate Mbps e ID I Data pattern QC Q Clock bit rate Mbps QD Q Data pattern e MS Modulation Index value PCM FM only e MODE Waveform modulation currently selected e FR Frequency MHz e AT Attenuation dB e FA Fixed Attenuator e EA External Attenuator Quasonix Inc QuaASsONIx 9 2 2 Rack Mount Receiver Analyzer DL DAC Level OP Output Power dBm RA Diagnostic Info RA Diagnostic Info displays details about the receiver analyzer as shown in Figure 111 This information is helpful should the user require assistance from Quasonix Technical Support Buttons 9 2 3 RA Diagnostic Info Firmw
3. std Dev Sync Time ms Current Sync Time bits Avg Sync Time bits Std Dev Sync Time bits Figure 71 Current Status Displays e Current Iteration The currently running iteration of the test e Current Sync Time ms How much time it took from RF power On to the time in milliseconds until synchronization was achieved e Avg Sync Time ms Average amount of time it took from RF power On to the time in milliseconds until synchronization was achieved e Std Dev Sync Time ms Standard Deviation of the Sync Time in milliseconds e Current Sync Time bits The number of bits received from the time the RF was powered On until synchronization was achieved e Avg Sync Time bits Average number of bits received from the time RF was powered On until synchronization was achieved e Std Dev Sync Time bits Standard Deviation of the Sync Time in bits 50 Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 4 Break Frequency Test The Break Frequency Test screen is shown in Figure 72 Break Frequency Test BER Test Limits Bits 1000 000 Sweep Limits For Break Frequency Test Fade Rate Start Hz 10 0 Fade Rate Stop Hz 75000 0 PreBER Dwell s 1 Number of Steps 12 RF Level dBm 0 000 Fade Depth dB 20 Break Frequency Test Status Current Step Chan 1 I BER Chan 2 I BER Comb I BER Current Fade Rate Hz Figure 72 Break Frequency Test 5 3 3 4 1
4. Serial Number 1007 Tested By Johnny Tester Figure 92 Enter Unit Under Test Information Window WH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 When the Set Receiver Mode Freq and Bitrate window displays Figure 93 access the receiver under test and set the Mode Frequency and Bit Rate to the values displayed in the window 6 Click on the OK button when the receiver under test is configured for the test Set Receiver Mode Freq and Bitrate Please set the Receiver under test to Mode PCMFM Freq 2200 5 MHz Bitrate 0 040 Mbps and click okay when ready or cancel to abort a Figure 93 Set Receiver Mode Freq and Bitrate Window The Noise Figure Test starts and the test status is updated in the Current Stats fields The current step is incremented in the Step Total fields for Frequency Range and Bitrate Range The Current Stats fields Figure 94 provide the following information Current Stats Frequency MHz Noise BER Bitrate Mbps First BER RF Level dBm 2nd BER Test Step Steps NF dB Figure 94 Current Stats e Frequency MHz Current frequency in megahertz e Bitrate Mbps Current bit rate in Mbps e RE Level dBm Current power level reading from receiver in dBm e Test Step Steps Current test step and the total steps Frequency and Bitrate e Noise BER Value used internally by the receiver analyzer to determine the noise figure e First BER Value us
5. Wam about RF OFF during Tests QSX RXAN Z 1111 RA010 A Figure 12 Receiver Analyzer User Interface ei Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 1 Menu Bar The Receiver Analyzer user interface has a variety of menus available on the top of the screen File View Tools Test Config and Help These menus provide some common functions and keyboard shortcuts to the functions 5 3 1 1 File Menu The File menu provides an exit option and displays a keyboard shortcut The File menu is shown in Figure 13 ad OSX RA Figure 13 File Menu 5 3 1 2 View Menu The View menu provides access to a variety of status windows Test Config Help Windows on Screen Ctrl F9 Rx Status Ctrl F1 BER Status Ctrl F2 Rx 1 Window Ctrl F4 Rx 2 Window Ctrl F5 Rx 3 Window Ctrl F6 RA Window CTRL F10 RAA Window Ctrl F3 Figure 14 View Menu 5 3 1 2 1 Windows on Screen The Windows on Screen option positions all open windows at coordinates staggered from 0 0 on the main Windows screen so they display on any system even if they were saved off screen on another system If a window is open an icon displays in the Taskbar at the bottom of a Windows screen but it doesn t display on the Desktop click on the Windows on Screen option to position open windows where they may be viewed 5 3 1 2 2 Rx Status The Receiver Status window consists of four subsections Channel 1 Channel 2 Combiner and BSS Identical fields are
6. and C bands e Frequency Step MHz Sets the frequency step size used by the Frequency up down arrows e RF On Off button Turns RF On or Off 5 3 2 2 Generator Slave The Generator Slave section shown in Figure 30 allows the Channel 2 signal generator to be a slave to the Channel I signal generator In other words the level frequency and RF On settings for the Channel I generator are automatically duplicated for the Channel 2 generator when the appropriate boxes are checked Gen Slave N ALL W Level W Freq vw RF On Figure 30 Generate Slave Window e All When checked the other three options are automatically checked and the Channel 2 Generator options are greyed out This indicates that all Channel 2 Generator values are slaved to the values set for the Channel I generator EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Level When checked the values set in the Channel 1 Generator Level power level and Level Step options are duplicated for the Channel 2 Generator The Level and Level Step options for the Channel 2 Generator are greyed out e Frequency When checked the values set in the Channel 1 Generator Frequency and Frequency Step options are duplicated for the Channel 2 Generator The Frequency and Frequency Step options for the Channel 2 Generator are greyed out e RF On When checked the RF On Off value in the Channel I Generator is duplicated for the Ch
7. the randomizer is enabled ensuring the pattern never has too many ones or zeroes in a row not available when using external clock and data sources e Data Inv check box When checked the data stream is inverted not available when using external clock and data sources useful when the data stream starts out inverted in effect un inverts the data e Spectrum Inv check box When checked the spectrum is inverted mirror image 5 3 2 4 BERT The BERT section shown in Figure 33 includes Clock and Data Setup BER Test Control and Error Generator Clock and Data Setup E Bt Ck Dat Rate Mbps 5 000 Pattem PN15 ka Bits 16 User Pattem binary or hex 1010101010101010 Single Stop Teminate on Channel 1 Eror Limit bits 1000 Test Elapsed Time Time Limit hh mm ss D 0 10 D 0 D BERT Setup Error Generator Add Eror Rate 1 000E 003 Add One Bit Error Figure 33 Receiver Analyzer Controls Screen BERT Section Open 5 3 2 5 Clock and Data Setup The Clock and Data Setup window allows the user to change data patterns data rate and to switch between internal and external clock and data The Clock and Data Setup window is shown in Figure 34 28 Quasonix Inc QuaAsonix Rack Mount Receiver Analyzer Clock and Data Setup Ext Clk Dat Rate Mbps Pattern PN15 Ke User Pattern binary or hex 1010101010101010 Figure 34 Clock and Data Setup e External Clock and Data check box
8. 1 BERT Setup The BERT Setup window is used to set up parameters for a bit error rate BER test The user controlled parameters include Terminate on Error Limit Time Limit and run type In addition Start and Stop buttons are provided The window also displays Test Elapsed Time The BER Test Control window is shown in Figure 35 EH Quasonix Inc QUASOonNIX Rack Mount Receiver Analyzer BERT Setup Single 2 Start Stop Teminate on Channel 1 I Error Limit bits 1000 Test Elapsed Time Time Limit hh mm ss D 0 D 0 Figure 35 BERT Setup e BERT Mode Free Run Continuously runs the BER test Single Runs the BER test one time based on the programmed time or error limit Repeat Runs the BER test until it reaches the programmed time or error limit then repeats the test When running in Repeat mode the receiver status is continually updated during the test except for the Error Rate which is only updated at the end of each test e Start button Starts or Restarts the Bit Error Rate BER test e Stop button Stops the BER test e Terminate on A drop down menu of enabled channels bit error rate testers first to finish and last to finish which determines the reference channel to be used in conjunction with the Error Limit and Bits fields to stop a BER test For example if Error Limit is checked and Channel I I is selected all tests will terminate when Channel I I reaches the error limit speci
9. 2nd BER NF dB O Step List Step Total 1 14 Figure 90 General Purpose Noise Figure Test Window 1 Use the Channel drop down menu to select the receiver analyzer channel for the noise figure test 2 Set the desired Start Stop and Step Size for the Frequency Range in MHz and Bitrate Range in Mbps used for the test or select List to use the values in the List table e Start The desired start frequency for the selected range e Stop The desired stop frequency e Step Size Frequency increment used for each successive measurement e Step Total Shows the current step in the sweep test along with the total number of steps in the test e List If List is selected the appropriate list from the Lists screen is used to take data points ee Quasonix Inc Quasonix Rack Mount Receiver Analyzer PwrEb NOQ Freq MHz Brnon PCM Mod Index a 00 0 0 100 A 2 A Figure 91 Sample List Table After clicking on the Start button the Enter Unit Under Test Information window shown in Figure 92 is used to provide receiver information to the noise figure test software The information will be stored in the data file generated by the test Type the appropriate information about the receiver unit under test 4 Click on the Close button to continue Enter Unit Under Test Information Please enter information about the unit under test Manufacturer Name Quasonix Model Number QSX RDMS 3R3D Q0 1111 00 14
10. Audible Test Notifications on the main window is checked a wav file plays to alert a user that a test has ended mostly used with ATP A wav file may be changed by copying a new one into the install folder on the RA laptop e CHI Power Step Up Provides a keyboard shortcut to allow quick increments of Channel 1 power steps from the keyboard e CHI Power Step Down Provides a keyboard shortcut to allow quick decrements of Channel I power steps from the keyboard e CHD Power Step Up Provides a keyboard shortcut to allow quick increments of Channel 2 power steps from the keyboard e CHD Power Step Down Provides a keyboard shortcut to allow quick decrements of Channel 2 power steps from the keyboard e Advanced Provides access to advanced features currently Quasonix factory only 5 3 1 4 Test Configuration Menu The Test Configuration menu is shown in Figure 22 ad OSX RA Qu File View Tools Test Config Help Load Defaults Alt D CH1 Generator Load Cfg Alt L Level Save Cfg Alt 5 TA Ni TT Receiver Analyzer Con Figure 22 Test Config Menu e Load Defaults Loads all factory default parameters e Load Configuration Loads a selected previously saved user configuration l Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Save Configuration Saves the current configuration to a user selected file name 5 3 1 5 Help Menu The Help menu currently provides thre
11. Is or Data All Os When the Mark all 1s or Space all Os selections are chosen as the data pattern in the BERT section of the main Receiver Analyzer screen the corresponding Data All message displays in a red box to remind the user that there are no pattern transitions as shown in Figure 19 In this example the all ones pattern matches Pattern Ok but the lack of pattern transitions resulted in Sync Loss ei Quasonix Inc QuASsONIx Receiver Status Channel 1 Channel Bit Rate 5 998E 006 Bit Count 0 000E 000 Error Count 0 Error Rate Q Channel Bit Rate Bit Count Error Count Error Rate Rack Mount Receiver Analyzer Combiner Channel Bit Rate 5 998E 006 Bit Count 0 000E 000 Error Count 0 Error Rate Q Channel Bit Rate Bit Count Error Count Error Rate Channel 2 Channel Bit Rate 5 995E 006 Bit Count 0 000E 000 Error Count Error Rate E Q Channel Bit Rate Bit Count Error Count Error Rate Figure 19 Receiver Status Window Data All 1s and Sync Loss Indicated 5 3 1 2 3 BER Status The BER Display screen provides much of the same status information as that on the Receiver Status screen but in an abbreviated format It also displays a large easy to read error rate window for Channel 1 Channel 2 and the Combiner BER_Display Channel 1 Z I Channel Bit Rate 6 000E 006 Bit Count 0 000E 000 Error Count 0 Error Rate OE 000
12. It is slightly different for every test type Save File Ad Save Mod Index Datafile Figure 57 Save File Message C MIT_SN 3333_4444 5555 PWR 50 000 FR2200 5 BR0 100 20150327142819 csv Test Serial Power Freq Bit Date Time Type Number Level Rate yyyy hr mm mm dd ss Figure 58 Example of Saved Modulation Index Test File Format If a default location was not specified using the Setup screen the file is saved in the root directory C An invalid default message displays as shown in Figure 59 WE Quasonix Inc Quasonix Rack Mount Receiver Analyzer Default Dir NOT Valid Figure 59 Default Directory Not Valid Message 5 3 3 2 2 BER Test Limits The BER Test Limits window shown in Figure 60 is used to set time and or bit rate limits for a particular BER test One or both of the check boxes may be checked Fields are greyed out when a box is not checked BER Test Limits Hrs 0 Mins Bits Figure 60 Modulation Index Test BER Test Limits e Time When this box is checked the test is set to run for the length of time specified in the hours minutes and seconds boxes e Bits When this box is checked the test runs up to the number of error bits specified If both Test Limits boxes are checked the test will until either the test time elapses or the number of errors specified are detected whichever comes first 5 3 3 2 3 Sweep Limits for Modulation Index Test The Sweep Limits for Mo
13. Modulator L T naer s L I dl J 4 cl 8 e Rate Generator e Randomizer e Clock Filter e Time Delay e Scaling s Pattem Generator e LDPC Encoder e Phase Modulator e Phase Frequency e Differential e CORDIC Offset Sweep Encoder e Scaling e Scaling e NRZ M S Encoder e Mapper e Conv Encoder e STC Encoder Figure 2 Signal Synthesis Block Diagram T ei Quasonix Inc Quasonix Rack Mount Receiver Analyzer Receiver Analyzer Output Transformer Gu OM EL AM_SCALE AM_OFFSET SGO a SG1 SG2 SG3 SG d _SEL PM SCALE PM OFFSET SEI SG1 wl SG2 SG3 DELAY MOD SEL UO GAIN Figure 3 Output Transformer Block Diagram MODO MOD1 MOD MOD al Quasonix Inc Quasonix Rack Mount Receiver Analyzer 4 Installation Instructions 4 1 Mechanical The Receiver Analyzer s enclosure fits in a standard 19 rack occupying just 1U of rack space Mechanical layouts are provided in Figure 4 and Figure 5 1 720 1 370 lt 1 720 1 360 7 Re ss 998 610 le SIO SS TO 006 1O De Gs amp 860 360 e mmt A Ooo CH CH ooo 9 OH u ES o Oo ooo GC 06 T TI TF Q vo 0 gd M nm e G O Hi G e N st CN On 0 N NN W ONO O es op ur 0 Figure 4 Mechanical Drawing Back View KX KH r me ein AEG 3 81 ka T Ki T LA c 2 e e 188 1 000 U H 12 OEN 3 9750 Figure 5 Mechanical Drawing Top View 8 Quasonix In
14. RF Level dBm 70 000 Use Noise for Swp Figure 51 BER Sweep Test Sweep Settings When Freq or Bitrate is selected in the Sweep Type window the Freq amp Br Swp Settings window shown in Figure 52 is enabled WE Quasonix Inc Quasonix Rack Mount Receiver Analyzer Freg amp Br Swp Settings Eb NO dB 9 000 Figure 52 BER Sweep Test Frequency and Bitrate Sweep Settings 5 3 3 1 7 Noise Figure Settings The Noise Fig Settings window is shown in Figure 53 This functionality is only available for use with Quasonix receivers e Use NF File check box When checked the user 19 prompted to load a noise figure file for the current serial number receiver s if they are not already loaded as indicated by the Currently Loaded NF Data fields in Figure 53 With valid noise figure data loaded the accuracy of the tests is improved over frequency versus just using the normal fixed noise figure entered in the C1 and C2 NF fields e Clr NF File button Clears currently loaded noise figure data and resets the C1 SN and C2 SN fields to blank It is important to delete unwanted files so they do not reappear during reinitialization of the receiver analyzer settings are retained in the saved configuration e Cl NF dB Channel I noise figure setting in decibels recalculated whenever the frequency changes e C2 NF dB Channel 2 noise figure setting in decibels recalculated whenever the frequency changes Nois
15. Test Limits window shown in Figure 77 is used to set time and or bit rate limits for a particular Break Frequency test One or both of the check boxes may be checked Fields are greyed out when a box is not checked BER Test Limits Hrs 0 Mins Bits Figure 77 Break Frequency Test BER Test Limits e Time When this box is checked the test is set to run for the length of time specified in the hours minutes and seconds boxes e Bits When this box is checked the test runs up to the number of error bits specified If both Test Limits boxes are checked the test will until either the test time elapses or the number of errors specified are detected whichever comes first 5 3 3 4 3 Sweep Limits for Break Frequency Test The Sweep Limits for Break Frequency Test window shown in Figure 78 Sweep Limits For Break Frequency Test Fade Rate Start Hz 10 0 Fade Rate Stop Hz 75000 0 PreBER Dwell 5 1 Number of Steps 12 RF Level dBm Fade Depth dB Figure 78 Break Frequency Test Sweep Limits EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Fade Rate Start Hz Start rate at which the interfering reflections change with respect to the main signal e Fade Rate Stop Hz Stop rate at which the interfering reflections change with respect to the main signal e PreBER Dwell s Time in seconds during which the receiver analyzer waits before running the BER Valid range is 3 seconds mi
16. Tests Percent Complete ATP error lines ATP blank lines ATP comment lines ATP empty key lines ATP test line cnt 9099 09 9 09 W Track Test Tab during ATP Select ALL Unselect ALL Test Test Test of Name Setup Mode Tests 11 test pwr 0 BER pwr 001 1 2550 Nc Ho 3 32 48 51 5E ATP Test 23 Current ATP Message Data which might be too long for one line Figure 117 ATP Screen 83 Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 4 1 1 Noise Figure Test Quasonix Factory Use The Noise Figure Test determines the noise figure of a receiver across desired frequencies Use the Channel drop down menu to select the channel for the noise figure test This is really only useful with 2 or 3 Generation Quasonix receivers and direct communications to the receivers This test is used internally at Quasonix Channel Noise Figure Test Stop RA Settings B Current Freq Only PL delay ms Bitrate Mbps 6 918 200 CW RF Level dBm 89 600 Freq Range MHz Receiver Settings Start 200 0 Step Bitrate Mbps 0 500 Ka Stop 1200 0 Fr Offset from RA MHz 10 Step Total Step Size 50 0 1 21 Current Stats RA Freq MHz Pwr On dBm Gold NF dB RX Freg MHz Pur Off dBm Last NF dB NF Delta dB NF vs Freq Chan l NF 6 Chan 2 NF NF Limit HE Gold File value Ln oa 5 Noise Figure dB 400 500 600 Frequency MHz Figure 118 N
17. Version COM6 2 RA V1 130 4 24 2015 Figure 83 Setup Screen Connections 5 3 3 6 1 1 Receiver Analyzer Rack Identification Receiver Analyzer rack identification shown in Figure 84 displays the Quasonix Receiver Analyzer rack model number serial number and hardware version for the detected receiver analyzers RA Rack Model QSX RXAN Z 1111 RA Rack Serial RA 010 RA Rack HW Rev A Figure 84 Setup Screen Receiver Analyzer Rack Identifiers 5 3 3 6 1 2 Other Options Check Boxes Three additional options settings are shown in Figure 85 E Confirm Devices on Autoscan E Audible Test Notifications vw Warn about RF OFF during Tests Figure 85 Other Options on Setup Screen These options include e Confirm Devices on Autoscan Enable Disable check box Used in conjunction with AutoScan button on Setup tab and Autoscan option in Tools menu When checked and AutoScan is activated the software begins checking for connected devices Figure 86 and message windows display for each found device The user has the option to use or not use the found devices as shown in Figure 87 Ordinarily this is NOT checked and the Receiver Analyzer uses the first valid found devices EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer Figure 86 Checking for Connected Devices Message Use This RA Q Found RA with RXID 1 on port COM6 Use it Figure 87 Found Devices Message Window e Audible Test Notifi
18. and seconds boxes e Error Limit Bits When this box is checked the test runs up to the number of bits specified If both Test Limits boxes are checked the test will run until either the test time elapses or the number of errors specified are detected whichever comes first 5 3 3 9 3 Test Parameters Currently Unavailable Test Parameters shown in Figure 99 is currently unavailable Test Parameters Test Method 9 IRIG118 Normal Alternate Fast Parameter Victim Interferer1 Interferer2 Mode SOOPSK se SOOPSK e SOOPSK Start Freq MHz 2220 500 2230 500 2210 500 Interferer Freq Step MHz 5 000 5 000 Bitrate Mbps 5 000 5 000 5 000 Interferer Delta Power dBm 20 000 20 000 Start RF Level dBm 70 000 Stop RF Level dBm 120 000 RF Step Size dBm 1 000 1 000E 005 Figure 99 Adjacent Channel Interference Test Test Parameters Window e Test Method Two test methods are available IRIG118 Normal and Alternate Fast IRIG118 Normal Standard IRIG Adjacent Channel Test with interferers above and below Alternate Fast Under development e Parameters currently unavailable Mode Start Frequency MHz Interferer Freq Step MHz Bitrate Mbps Interferer Delta Power dBm Start RF Level dBm Stop RF Level dBm RF Step Size dBm mm Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Target BEP 5 3 3 9 4 Current Test Status Currently Unavailable The Current Test Sta
19. contained within each subwindow They are used to continuously display updated test results The fields do not display if the I or Q Channel check box is not checked a6 Quasonix Inc Quasonix Rack Mount Receiver Analyzer Receiver Status BER Test NOT Running BER Test NOT Done Ref Chan Audio Enable IV Test Limit Enable Receiver Status Channel 1 V I Channel Bit Rate 6 016E 006 Bit Count 0 000E 000 Error Count 0 Error Rate 0E 000 Data Normal Q Channel Combiner vV I Channel Bit Rate 6 000E 006 Bit Count 0 000E 000 Error Count 0 Error Rate 0E 000 Data Normal Q Channel Channel 2 V I Channel Bit Rate 5 980E 006 Bit Count 0 000E 000 Error Count 0 Error Rate 0E 000 Data Normal Q Channel BSS 1 Channel Bit Rate Bit Count Error Count Error Rate Q Channel Bit Rate Bit Rate Bit Rate Bit Rate Bit Count Bit Count Bit Count Bit Count Error Count Error Count Error Count Error Count Error Rate Error Rate Error Rate Error Rate Figure 15 Receiver Status Screen 5 3 1 2 2 1 Receiver Status Window Top Section The top of the Receiver Status window consists of two display fields and two check boxes as shown in Figure 16 Receiver Status BER TestNOT Running BER TestNOT Done Ref Chan Audio Enable Test Limit Enable Figure 16 Receiver Status Window Top Section e BERT Activation Stat
20. file Drop down menus e Comm Port Use drop down menu to select a new communications port e Baud Rate Use drop down menu to select the baud rate 9 2 4 RA Received Raw Data Display The RA Received Raw Data Display shows receiver analyzer command activity RA Received Raw Data Display Bert CMBQ CC 00000001h BS 00000000h FC Bert BSSI cc 00000001h BS 00000000h FC Bert B55Q CC 00000001h BS 00000000h FC NRM PCMFM PCMFM gt RART 0 BS Test Report Time set to 0 d I Figure 113 RA Received Raw Data Display 9 2 5 RA Send String Field The RA Send String field is used to send a string to the communications port The whole string is sent at once 0d is interpreted as a carriage return when the send button is clicked This is useful for sending the same string over and over without retyping it every time such as a power level reading command VesO0d Send Figure 114 RA Send String Field 80 Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 2 6 RA Sent Data Display The RA Sent Data display is an interactive field that lets the user type commands directly to the Receiver Analyzer one character at a time Figure 115 RA Sent Data Display ei Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 3 RAA Window Quasonix Factory Use Only The Receiver Analog Analyzer screen provides status information for the receiver analog analyzer as well as RAA Diagnostic Info RAA Comm Port Setup RA
21. includes signal generator setup for Channel 1 and Channel 2 Slave settings and AM Insertion for Channel 1 Quasonix Receiver Analyzer W2315 7 12 2015 File View Tools TestConfig Help 0714 2015 10 06 18 AM RF Generator Gen Slave CH Generator RF Level Step Fe RF Level RF Level Step 1 00 dBm 95 00 1 00 dBm J S Freq Step a Frequency Freg Step 5000 MHz eos 2200 5 5 000 MHz RFO R Modulator BERT System Figure 28 Receiver Analyzer Controls Screen RF Generator Section Open EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 2 1 1 CH1 and CH2 Generator Channel and Channel 2 Generator sections shown in Figure 29 are used to set parameters for the internal signal generators CH1 Generator CH Generator RF Level RF Level Step RF Level RF Level Step 95 00 1 00 dBm 95 00 1 00 dBm Frequency Freq Step Frequency Freg Step 5 000 MHz 22005 5 000 MHz Figure 29 Channel Generator Sections e RF Level The power level output of the signal in dBm sent by the Receiver Analyzer s internal transmitter s e RF Level Step dBm Sets the step size for the power level used by the up down arrows e Frequency Frequency in MHz of the signal sent by the Receiver Analyzer s internal transmitter s frequency is rounded to nearest 1 kHz internally but displays rounded off to the nearest 0 1 MHz This is likely to change in the future Available frequencies include P lower L upper L S
22. on the value in the Step column if multipath is running these values are updated as soon as they change Two buttons EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Configure RA for MP Configure the receiver analyzer to match multipath settings on screen After being clicked the button turns green to indicate that multipath is active Also a text message displays at the top of the RF Generator section on the left hand side letting the user know that Multipath is Running This is in case the user saves the configuration with this active but from another screen where on startup or load of the configuration it might not be obvious that the multipath is running e MP Off Turn multipath On or Off EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 6 Setup The Setup screen shown in Figure 81 is used to configure a variety of receiver analyzer settings Current Data Path C Temp Rescan Comm Ports co Init Receiver E Zero Cable Loss Cable Loss dB over Frequency Freq Chan Chan MHz 1 2 Max Allowed RF Level dBm 3 000 200 00 0095 700 00 0 150 0 150 Current C1 Cable Loss dB 0 206 1000 0 0 170 0206 1600 0 0 180 Current C2 Cable Loss dB 7 2000 0 0 200 i 4400 01 0 270 L Auto Time Stamp Seconds 4700 0 0 220 C Alt Sync Method BER 5250 D 0 340 Gold Noise Figure File CAChopper Receiver Analyzer Gold NF Kile Cav Status Loaded Read Gold File Clear Gold
23. the difference between the value in Gold NF and Last NF 9 4 1 1 5 Noise Figure vs Frequency Graph This is a real time graph of the of the current Noise Figure vs Frequency data Graphs are being revised and will be available in a future version NF vs Freq Chan 1 NF 6 Chan 2 NF A NE Limit HE Gold File Value aiin LO T V a i 3 SC LL a Ei O e 400 600 Frequency MHz Figure 124 Noise Figure Test Noise Figure vs Frequency Graph er Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 5 Receiver RG Calibration Quasonix Factory Use Only This screen is currently available only for Quasonix factory use Receiver RG Calibration RG Calibration Settings Channel Selection Input Pwr dBm 60 000 Channel 1 Step Delay ms 500 Abort RG Cal Channel 2 Add BA Delay ms 500 Diy before AV Rd rite R t D Contin ly before Write RG Cal to Rx lstF ees ond E AV U Cal File Target Freg MHz TE BA AWV U Cal BA Target RG Calibration or Sweep Status Complete RG Sweep Settings and Graph Run Sweep dees Freq Range MHz am Start 200 0 S Step Stop Freq MHz awb ske Step List 2200 5 GE Step Size 1 0 1 3151 Power dBm vs Freq MHz Chan 1 Chan 2 Power Level dBm 400 500 600 Frequency MHz Figure 125 Receiver RG Calibration 88 Quasonix Inc Quasonix Rack Mount Receiver Analyzer 10 Appendix B Acronym List
24. up time and or bit rate limits for a particular BER test One or both of the check boxes may be checked Fields are greyed out when a box is not checked The values in these fields override any Error Limit or Time Limit values that may be set in the standard BER Test Control window Test Limits W Time Limit H W Err Limit Bits Figure 47 BER Sweep Test Test Limits e Time Limit When this box is checked the test is set to run for the length of time specified in the hours minutes and seconds boxes e Error Limit Bits When this box is checked the test runs up to the number of bits specified Type the number of bits to test If both Test Limits boxes are checked the test will run until either the test time elapses or the number of errors specified are detected whichever comes first 5 3 3 1 4 Test Ranges The Range window changes slightly depending on the value selected in the Sweep Type window as shown in Figure 48 e Power Range Selects transmitter starting and ending levels in dBm and the step size in dBm the user may also select List in which case the values in the appropriate list on the Lists screen are used instead e Eb NO Range Selects the start and stop Eb NO in dB and the step size in dB the user may also select List in which case the values in the appropriate list on the Lists screen are used instead e Freq Range Selects the transmitter start stop and step frequencies in MHz t
25. 0 15 2015 09 37 39 AM RF Generator Gen Slave dl ALL V Level CH1 Generator RF Level 95 00 Frequency 2200 5 AM Insertion Freq Hz 1 Mod Index 0 900 RF Level Step 1 00 dBm Freq Step 5 000 V Freq V RF On MHz Modulator PCMFM LDPC Enable Random Clock and Data Setup E Et Ok Dat Rate Mbps Pattem PN15 v Bits 16 EEN BEE 1010101010101010 1 000 J BERT Setup Single Error Limit bits V Time Limit hh mm ss 0 0 10 Error Generator EI dene TER System Current Data Path C Temp CH2 Generator RF Level 95 00 Frequency 2200 5 sen ell 1000 RFOn Of E Zero Cable Loss Cable Loss dB over Frequency Freq Chan MHz d 200 0 700 0 1000 1600 2000 4400 4700 5250 Max Allowed RF Level dBm 3 000 0 206 0 206 Current C1 Cable Loss dB Current C2 Cable Loss dB 10 30 00 Auto Time Stamp Seconds Alt Sync Method BER C Chopper Receiver_Analyzer_2 Gold_NF_File csv Chan Gen Status Loaded Dev Port Versi RA COM6 2 RA V1 132 7 29 2015 Rx Serial RAA z Z COM3 2091 1 0 7 137 Sep 18 2015 13 49 13 COMS 2093 1 0 7 137 Sep 18 2015 13 49 13 0 E COM4 2028 1 0 7 137 Sep 18 2015 13 49 13 Test Elapsed Time 0 0 Confirm Devices on Autoscan E Audible Test Notifications
26. 1D A1 111100 EG 14 K7 8F Serial 4 2019 FPGA Version 00001024 Apr 152015 18 14 19 Clear Info Get Rx Info Hardware Rev F BA Chan 1 E Su Rx Comm Fort Setup comm Port Baud Fate coms en E ne Rescan Comm Ports Debug Rx Received Raw Data Display Component B active High PCM FM gt DP Component A active High Component B active High PCM FM gt DD differential decoder disabled 4 Figure 101 Receiver Terminal Window Quasonix Inc QuaASsONIx 9 1 1 Rack Mount Receiver Analyzer Rx Status on the Terminal Window The top most section on the Rx Terminal Window is Rx Status as shown in Figure 102 It provides the current status for the detected receiver Rx Status RFA A 00 Fr MHz FPGA Temp CH DEA B Mode Demod Temp C RFA C 00 Br Mbps 6 000000 FS RFA D BEP First IF IFA CO RFA Total PL input IFA C1 E BA PL signal Figure 102 Receiver Status Check box BA Bulk Attenuator Indicates whether bulk attenuator is in or not If the Receiver Analyzer cannot determine the status the check box is blue Display fields RFA A through D Receiver Attenuator Alignment IFA A CO and Cl Attenuator Alignment for combiner demodulator brick Fr MHz Current receiver frequency setting in megahertz Mode Current receiver mode waveform Br Mbps Current receiver bit rate setting in Mbps BEP Bit Error Probability An estimate of what the bit error rate
27. 26 PCMFM gt PCMFM gt 5N Part Number CHANNEL 1 Serial Number 1767 Hardware Revision F BA PCMFM gt D MEN ZA Model Number Q5X RDMS 3RMT E1l 1111 00 5B 14 DC a Figure 105 Rx Received Raw Data Display 9 1 5 Rx Send String Field This field is used to send a string to the communications port The whole string is sent at once 0d is interpreted as a carriage return when the Send button is clicked This is useful for sending the same string over and over without retyping it every time such as a power level reading command Figure 106 Rx Send String 75 Quasonix Inc Quasonix Rack Mount Receiver Analyzer The BPtst2 and BPtst keys send two different hardcoded binary protocol tests to the receiver The hexidecimal bit strings and checksums are displayed as shown in Figure 107 This is a regression test functionality for Quasonix factory use Rx Received Raw Data Display PCM FM gt 00 Bin prot msg received gt Invalid command for help PCM FM gt 00 01 51 00 07 00 01 02 00 02 00 05 lt Expected Checksum 00 05 Invalid command for help PCM FM gt 00 Bin prot msg received gt Invalid command for help PCM FM gt 00 01 51 00 11 OO 17 OC 32 32 31 30 2E 30 30 30 30 30 30 00 02 36 Invalid command for help PCM FM gt Figure 107 Rx Send Binary Protocol Tests with Data Displays 9 1 6 Rx Sent Data Display Rx Sent Data is an interactive field that lets the user type commands directly to
28. 3 2 4 DERT WEE 28 5 3 2 5 Glock and Data Keen Ta 28 db BERT SN 29 53252 Er GOST ANON Leser 31 5 3 2 6 SE SE EN 31 Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 2 6 1 Set Channels to Error Rate 31 5 3 2 7 Reset BERT on Changes 32 539 VENNENE 33 5 3 3 1 Bit Error Rate BER Sweep Test 34 BL BUE ree E ere et eer eC ere a E aS 35 SN VENN 36 JG OR KE le JR EEE EE EEE ERE EE eee ere 37 BL Me e ln e 37 SJ EEG EE 38 59916 MN Rene CN 39 53317 Noise ed LE 40 5 33 10 Continu ou s Graphing BEE 40 5 3 3 2 Modulation Index a KEE 42 5 3 3 2 1 Modulation Index Test Buttons 43 dr BERT dE nn S segren ae EE A E EE NRE ESN 44 5 3 3 2 3 Sweep Limits for Modulation Index Test 44 53 93 44 Cu rent MOGUIAUON INdEX E 45 5 3 3 2 5 Manual Modulation Index Sweep Settings Currently Unavailable 0 45 5 3 3 2 6 BER vs Mod Index Graph sees 46 9 3 3 3 ANC UE OS TTT 47 SL SYNC Time Test in 47 5 33 32 Syne Time Test Configuratio siksene naia aa 49 S e ENE 49 5 3 3 4 Break Frequency ai CT EE 51 5 3 3 4 1 Break Frequency Test Buttons kA 51 e CR ME UE 53 5 3 3 4 3 Sweep Limits for Break Frequency Test 53 5 3 3 4 4 Break Frequency Test Gtatus eee eee eee 54 5 0 9 5 WIR ferenn Ee he 55 5 3 3 6 PAN 57 e Cf BEE 61 9 3 3 8 General Purpose Noise Figure Test 62 9 3 3 9 Adjacent Channel Interference Test Currently Unavailable 65 5 3 3 9 1 Adjacent Channel Interference Test Buttons Currently Unavailabl
29. 5 connector and BERT I and Q Clock and Data Input for Channel 2 Figure 10 Receiver Analyzer Back Panel Left Side Enlarged de Quasonix Inc Quasonix Rack Mount Receiver Analyzer An enlarged photo of the right half of the back panel is shown in Figure 11 It contains the following connectors BERT I and Q Clock and Data Input for Best Source Selection BSS Transmitter 2 RF Output and DB 15 connector BERT I and Q Clock and Data Input for Diversity Combiner USB Control port Power Supply port Figure 11 Receiver Analyzer Back Panel Right Side Enlarged Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 Receiver Analyzer User Interface The Receiver Analyzer is shipped with a pre programmed laptop computer with the user interface already installed and ready to use The Rack Mount Receiver Analyzer s remote control interface is a Windows based graphical user interface that enables configuration and monitoring of the unit via USB The client provides easy to read real time status information to the user The user interface is built upon Microsoft s ubiquitous NET Framework which is a software based coding foundation that facilitates consistent application performance across various hardware platforms as well as enhanced security NET is compatible with Windows XP Windows Vista and Windows 7 The graphical user interface provides manual control of all signal generator and bit error rate testing BERT func
30. 7 Figure 68 Figure 69 Figure 70 Figure 71 Figure 72 Figure 3 Figure 74 Figure 75 Figure 6 Figure 77 Figure 78 Figure 79 Figure 80 Figure 81 Figure 82 Figure 83 Figure 84 Figure 85 Figure 86 Figure 87 Figure 88 Figure 89 Figure 90 Rack Mount Receiver Analyzer BER Sweep Test Continuous Graphing eee eee ee ee ee e ee e e 40 Were ien ae gt GE T 42 Modulation Index Test Screen Buttons 43 Save Fle ISS Le siper bapecstcexepiststaueasEen tone asinine EEEE a 43 Example of Saved Modulation Index Test Eietommat 43 Default Directory Not Valid Message 44 Modulation Index Test BER Test Lime 44 Sweep Limits for Modulation Index Test 44 Sample List Table eee 45 Current Modulation INd x EE 45 Modulation Index Test BER vs Mod Index Granb sese 46 SAG SSE GE EEE 47 Sync Time Test Screen Buttons see eee eee 48 BENET 48 Example of Saved Sync Time Teerkie A 48 Default Directory Not Valid Message 48 Sync Time Test Configuration sse ee ee eee ee ee eee 49 Current Status ONS UT 50 Break FEN MSI see 51 Break Frequency Test Screen Buttons 52 Save File Message EE 52 Example of Saved Break Frequency Test File Format eee eee eee 52 Default Directory Not Valid Message e 53 Break Frequency Test BER Test Limits see eee eee ee 53 Break Frequency Test Sweep Lima eee eee eee eee 53 Break Frequency EE TE 54 VONDAN SE EEE 55 PUP O TEO EE ne E E E EE 57 Setup VVINGOW EE 58 Setup Screen Connections
31. BNC Bayonet Neill Concelman Connector RF Connector Decibels referenced to one milliwatt A 0 dBm signal is equal dBm ge to 1 milliwatt et O 80 Quasonix Inc Quasonix Rack Mount Receiver Analyzer T RS 232 Recommended Standard 232 Serial Communications SAW Sawtooth Wave SDI System Degradation Indication SOQPSK Shaped Offset Quadrature Phase Shift Keying Shaped Offset Quadrature Phase Shift Keying Telemetry Group menee o OOOO WAN Wide Area Network 90 Quasonix Inc
32. Break Frequency Test Buttons The Break Frequency Test screen contains three buttons Start Stop and Save Last Data as shown in Figure 73 eu Quasonix Inc Quasonix Rack Mount Receiver Analyzer Break Frequency lest Start Save Last Data Figure 73 Break Frequency Test Screen Buttons e Start The Start button is used to start a new break frequency test e Stop The Stop button immediately terminates a test e Save Last Data The Save Last Data button saves the current sync time test information A Save File message displays as shown in Figure 74 Click on YES to save the file Files are always saved to the data path set on the Setup screen The file name shown in Figure 75 is determined based on the test type current settings and the current date and time It is slightly different for every test type Save File k Save Break Freg Datafile Figure 74 Save File Message C BFT_SN 0_0 0 FR2200 5 BR1 000 20150716154937 csv Test Serial Freq Bit Date Time Type Number Rate vu hr mm mm dd 55 Figure 75 Example of Saved Break Frequency Test File Format If a default location was not specified using the Setup screen the file is saved in the root directory C An invalid default message displays as shown in Figure 76 se Quasonix Inc Quasonix Rack Mount Receiver Analyzer Default Dir NOT Valid Figure 76 Default Directory Not Valid Message 5 3 3 4 2 BER Test Limits The BER
33. E 006 Bit Count 3 000E 007 Error Count 0 Error Rate 0E 007 Data Normal V Q Channel Bit Rate 0 000E 000 Bit Count 0 000E 000 Error Count 0 Error Rate 0E 000 Data Normal a Ref Chan Audio Enable BSS Bit Rate Bit Count Error Count Error Rate Bit Rate Bit Count Error Count Error Rate V Channel 0 000E 000 0 000E 000 0 IV Q Channel 0 000E 000 0 000E 000 0 Figure 17 Receiver Status Window All Eight 8 BERTs Selected e I Channel or Q Channel Check box Enables the corresponding channel e Bit Rate Continuous display of the channel bit rate for the duration of a test e Bit Count Continuous display of the channel bit count for the duration of a test e Error Count Continuous display of the channel error count for the duration of a test e Error Rate Continuous display of the error rate for the duration of a test run in Free Run or Single mode When running in Repeat mode the Error Rate is only updated at the end of each test It remains on display while the test is repeated When the repeated test is complete the Error Rate for the repeated test is updated again e Data Normal Data Inverted Displays Data Normal for a regular data stream if the data is inverted the box changes to blue and Data Inverted displays Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Clock Sync When clock synchronization is achieved the box is green
34. E 23 A iee 23 Eb NO vs BER Help Gcreen eee 24 Keyboard Shortcut Help Window AA 24 Receiver Analyzer Controls Screen All Sections Closed see eee 29 Receiver Analyzer Controls Screen RF Generator Section Open 25 Channel Generator Sections eee eee e 26 Oenerate Slave NNN EE 26 ANRETT NNN 27 Receiver Analyzer Controls Screen Modulator Section Open 27 Receiver Analyzer Controls Screen BERT Section Open 28 R lele AD Al Ta EE 29 S Ee BEE 30 deele gl gt EE 31 Receiver Analyzer Controls Screen System Section Open 31 Set Channels to Error hate 32 Reset BERT on Change Section css 32 User Interface Test Tabe 33 Bit Error Rate BER Sweep Test 34 Bit Error Rate BER Sweep Test Screen Buttons eee eee 35 NNN ae 35 Example of Saved BER File Name Format 36 Default Directory Not Valid Message 36 BER Sweep Test Sweep Type css eee ee 36 BER Sweep Test Test Limits eee ee 37 BER Sweep Test Ranges rrrrannrnnannrnnannvnnnnennnnrnnnnnrnnnnnrnnansennansnnnnnennnnsnnnnnennannennansennnnnsnnnnnene 38 Sample List Table uer 38 BER Sweep Test Current Status 0 0 0 0 eee e e 39 BER Sweep Test Sweep Settings eee eee eee 39 BER Sweep Test Frequency and Bitrate Sweep Geitngs 40 BER Sweep Test Noise Figure Settings eee eee eee 40 Quasonix Inc QuaASsONIx Figure 54 Figure 55 Figure 56 Figure 57 Figure 58 Figure 59 Figure 60 Figure 61 Figure 62 Figure 63 Figure 64 Figure 65 Figure 66 Figure 6
35. ERT Input Channel 2 Quadrature Q Data BERT Input 750MMBNG 750MMBNG 750MMmBNG 750MMBNG Combiner Quadrature Q Clock BERT Input 75 ohm BNC Combiner Quadrature Q Data BERT Input 75 onm BNC 9 Quasonix Inc Quasonix Rack Mount Receiver Analyzer Funetion Banal Characteristics Connector Type BSS In phase I Clock BERT Input 75 ohm BNC BSS In phase I Data BERT Input 75 ohm BNC BSS Quadrature Q Clock BERT Input 75 ohm BNC BSS Quadrature Q Data BERT Input 75 ohm BNC Transmitter Clock In 75 ohm BNC Transmitter Clock Out 75 ohm BNC Transmitter Data In 75 ohm BNC Transmitter Data Out 75 ohm BNC Channel 1 Auxiliary Output 1 Ch1 DB 15 Pin 6 Channel 1 Auxiliary Output 2 Ch1 DB 15 Pin 11 Channel 1 Auxiliary Output 3 Ch1 DB 15 Pin 12 Channel 1 Auxiliary Output 4 Ch1 DB 15 Pin 13 Channel 1 Auxiliary Output 5 Ch1 DB 15 Pin 14 Channel 1 Auxiliary Output 6 Ch1 DB 15 Pin 15 Channel 2 Auxiliary Output 1 Ch2 DB 15 Pin 6 Channel 2 Auxiliary Output 2 Ch2 DB 15 Pin 11 Channel 2 Auxiliary Output 3 Ch2 DB 15 Pin 12 Channel 2 Auxiliary Output 4 Ch2 DB 15 Pin 13 Channel 2 Auxiliary Output 5 Ch2 DB 15 Pin 14 Channel 2 Auxiliary Output 6 Ch2 DB 15 Pin 15 USB Control USB B Power EAC309X Quasonix Inc Quasonix Rack Mount Receiver Analyzer LC el e A Lien Aen emne AS oa aS GES eR E ECH MN 4 Le SEA Xp Lg Z Le z p E el VAN ven
36. Ee NL EN I HOME 24 S N 24 sl ie ee D D D H i 737 S G 13 813 g B 188 1 000 18 950 UNLESS OTHERWISE SPECIFIED NAME DATE o esen aep Dean NE ms VASONIX TOLERANC ANGULAR o BEND 1 CHECKED NFE a235 TITLE TWO PLACE DECIMAL 0 01 A OE ee pe NFE 2 23 15 RX ANALYZER A MFG APPR INTERPRET GEOMETRIC Q A PROPRIETARY AND CONFIDENTIAL TOLERANCING PER COMMENTS DAWG I THE SOLE PROPERTY OF iia SIZE DWG NO REV GUASONIX INC ANY REPRODUCTION IN PART OR AS A WHOLEWITHOUT THE FINISH QSX RMRA WRITTEN PERMISSION OF GUASONIX INC o IS PROHIBITED APPLICATION SCALE 1 8 SHEET I OF 1 8 7 5 4 3 2 Figure 7 Receiver Analyzer Installation Drawing ooo Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 Operating Instructions 5 1 Front Panel The Receiver Analyzer front panel contains only a power switch CT y een oe me 3 d Ea EE Be L Seef Figure 8 Receiver Analyzer Front Panel 5 2 Back Panel A variety of connectors are located on the Receiver Analyzer back panel shown in Figure 9 Enlarged illustrations of the left and right half of the back panel are shown in Figure 10 and Figure 11 Figure 9 Receiver Analyzer Back Panel An enlarged photo of the left half of the back panel is shown in Figure 10 It contains the following connectors BERT I and Q Clock and Data Input for Channel 1 Transmitter I and Q Clock and Data In Out Transmitter I RF Output and DB 1
37. F levels from 130 dBm to 0 dBm The two ARTM signal generators cover P lower L upper L S and C bands 200 MHz to 2500 MHz and 4 4 GHz to 5 25 GHz contiguously at power levels from 0 dBm to 130 dBm It offers eight bit error rate testers with integrated synchronization detection timing and bit clock frequency counters A comprehensive telemetry receiver test suite includes bit error rate acquisition time and threshold combiner best source selection BSS break frequency and PCM FM modulation index tests The intuitive Graphical User Interface GUI interface runs on any Windows PC and is fully remote controlled via a USB interface All test results may be stored automatically in CSV files which can be opened in an Excel spreadsheet for flexible data analysis The Receiver Analyzer is manufactured by Quasonix Inc 6025 Schumacher Park Drive West Chester OH 45069 CAGE code 3CJA9 1 1 Description This document describes the installation and operation of the Quasonix Receiver Analyzer The Receiver Analyzer is designed to test receivers and demodulators by supplying RF test signal outputs to the unit under test and comparing the clock and data outputs of the unit under test to the known data pattern The testers use five key parameters Frequency RF range modulation data patterns data rates and power level The following waveform formats are supported by the Receiver Analyzer e PCM FM ARTM Tier 0 e SOQPSK ARTM Tier
38. File Browse Gold File Connections Dev Port Chan Gen Serial Version COMG6 2 RAV1 130 4 24 2015 E Confirm Devices on Autoscan RA Rack Model 4 GSX RXAN Z 1111 _ Audible Test Notifications RA Rack Serial HA 010 Warn about RF OFF during Tests RA Rack HW Rev A Figure 81 Setup Screen Key items of interest to the customer at this time e Current Data Path The default file location used when saving test results e Load Config button Loads a saved test configuration e Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Save Config button Saves the settings from the GUI currently in use e Restore Defaults button Restores all settings to factory defaults e Zero Cable Loss check box When checked sets cable loss to zero 0 overrides standard cable loss settings so external equipment may be used without additional offsets affecting the setup basically assumes perfect cables e Cable Loss dB over Frequency table List the cable losses for the current set of RF cables being used shown in Figure 82 Note that all three lists must be the same length or an error is generated and the Zero Cable Loss box will be checked Also you must save the configuration and reload it or restart for the new cable losses to take effect e Frequency MHz Frequencies measured e Channel Cable loss offset for each listed frequency on Channel I e Channel 2 Cable loss offset for each listed frequency on Chan
39. I e SOQPSK LDPC e Multi h CPM ARTM Tier ID e Carrier e Legacy PSK suite which includes e BPSK e QPSK e Offset QPSK OQPSK The eight 8 built in bit error rate testers can be used to test any clock and data outputs from any receiver or demodulator that operates within these parameters Quasonix Inc Quasonix Rack Mount Receiver Analyzer 1 2 Nomenclature The features and modes installed in each Receiver Analyzer are identified in the part number Receiver Analyzer Part Number QSX RXAN 3R1D A1 1111 1 2 1 Band Band field codes are listed in Table 1 Table 1 Band Field Codes Model Number Band Minimum Maximum Default Code Frequency Frequency Frequency A All bands 200 0 MHz 9250 0 MHz 2200 5 MHz 1 3 Package Contents The contents of the box include the following e Receiver Analyzer unit e Power cord e T pre programmed with RA Graphical User Interface Gi E E E E cic e Laptop power supply e Two 2 calibrated RF output cables e USB 2 0 AB cable e Six 6 75 ohm clock and data BNC cables E Quasonix Inc Quasonix Rack Mount Receiver Analyzer 2 Specifications Signal Generator Section RF Outputs 2 can be slaved 0 dBm to 130 dBm default range set in 0 1 dB steps 200 0 2500 0 MHz tunable in 1 kHz steps Output RF Frequenc p ese 4400 0 5250 0 MHz tunable in 1 kHz steps Modulation Formats PCM FM SOQPSK MHCPM Carrier BPSK QPSK OQPSK Bit Rates 0 001 Mbps to 46 Mbps mode de
40. Norm Combiner Channel 6 000E 006 Bit Rate Bit Count 0 000E 000 Error Count 0 Error Rate OE 000 Re Start BER Test Norm Figure 20 BER Display Screen Bit Rate Bit Count Channel 2 IZ Channel 6 000E 006 0 000E 000 Error Count 0 Error Rate OE 000 Norm 20 Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Channel check box Enables the channel depending on the subwindow the check box is located in such as Channel 1 e Bit Rate Continuous display of the channel bit rate for the duration of a test e Bit Count Continuous display of the channel bit count for the duration of a test e Error Count Continuous display of the channel error count for the duration of a test e Error Rate Continuous display of the error rate for the duration of a test run in Free Run or Single mode When running in Repeat mode the Error Rate is only recorded at the end of each test It remains on display while the test is repeated When the repeated test is complete the Error Rate for the repeated test is displayed e Norm Inv Displays Norm for a regular data stream if the data is inverted the box changes to blue and Inv displays e Sync When clock synchronization is achieved the box is green and displays Sync if synchronization is lost the box changes to a blank red box e Re Start BER Test button Starts the Bit Error Rate BER test This butto
41. QUASONIX NE Certified Installation and Operation Manual Rack Mount Receiver Analyzer Quasonix Inc 6025 Schumacher Park Dr West Chester OH 45069 15 October 2015 Revision 2 0 4 No part of the document may be circulated quoted or reproduced for distribution without prior written approval from Quasonix Inc Copyright Quasonix Inc All Rights Reserved Quasonix Rack Mount Receiver Analyzer Table of Contents LON 1 1 1 Pee 1 1 2 Ned 2 1 2 1 EV 2 1 3 Package e E 2 EE 91510110 110 REE SEERE salen cede caeeeeecondsueccacangeeses 3 S Theory e CSV AU E 5 E ENE 8 4 1 slep La Ler EE EE EN RE AE S 8 4 2 MN 9 4 3 ENN 9 4 3 1 Receiver Analyzer eT leede TT 9 5 Operating NST CTONS EEE EEE ON ESN EEE 12 5 1 TL 12 5 2 BF 12 5 3 Receiver Analyzer User Interface 14 5 3 1 MENU eege 16 5 3 1 1 EN 16 5 3 1 2 VEN ME E 16 5 3 1 2 1 Windows on Screen rarrararrarvarsnvranvarsarennarrannnransernanannanrannnranneraneranvannanennanrannerannenne 16 S32 RX SAUE ee 16 5 3 1 23 BER SUS Aer 20 531 224 RX 1 le ee TEE 21 535125 Rx VV UIA GOW eee een 21 DNS le ee EE 21 5 3 1 2 7 RA Window Currently Quasonix Factory Use Only sse eee eee eee ee 21 9 3 1 2 8 RAA Window Currently Quasonix Factory Use Onhvi 21 5 3 1 3 Tol NE 21 5 3 1 4 Test Configuration VT 22 5 3 1 5 Help Menu EEE EE EE 23 d Receiver Analyzer Control 25 5 3 2 1 RFE 25 dr TM NNN 26 5 3 2 2 PETN 26 e De AM En deit DEE 2 5 3 2 3 MOUTO EE EE 27 5
42. S Received Raw Data Display and RAA Sent Data displays This screen is currently available only for Quasonix factory use RAA Terminal C1 Locked C1 Ones Det F C2 Locked a C2 Ones Det Comb Locked Ext Int Comb Ones Det SDI 1 Lock SDI 2 Lock SDI 3 Lock TE RAA Diagnostic Info Firmware Version No Firmware Version Yet Model Number No Model Number Yet Serial No Serial Yet Cear wfo Read Pors Hordware R Rescan Comm Ports RAA Recvd Data display Figure 116 RAA Terminal Screen ee Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 4 ATP Currently Quasonix Factory Use Only The ATP screen allows the user to read in a configuration test file and then run a whole series of tests automatically without further intervention Detailed ATP testing regression testing etc can all be set up to run automatically and unattended ATP also allows for quick direct set up of the RA Generator Modulator BERT and System settings This screen is currently available only for limited customer use There is an example configuration file with formatting and syntax information included in the executable directory on the laptop This file is suitable for modification by the customer if they so desire The ATP window is shown in Figure 117 ATP Data Path C tempttest Load ATP ame Runa spare spate ATP file line cnt ATP line cnt Current Test ATP bad key lines Number of
43. When checked the receiver analyzer looks for an external clock and data source the Randomize and Invert Data options are greyed out since they only apply to internal clock and data e Rate Mbps Data rate in Mbps If internal clock and data are used typing a number in this field sets the data rate if external clock data are used then the value typed here must match the external clock rate for tests to work correctly e Pattern Sets the data pattern used by the receiver analyzer This is a fixed pattern or a pseudorandom pattern that repeats based on the chosen pattern sequence a shorter pattern looks more regular a longer pattern looks more random Mark all 1s A pattern of all ones 1111 Space all Os A pattern of all zeroes 0000 AItO1 A pattern alternating zeroes and ones 0101 PN6 Pseudorandom pattern 2 PN9 Pseudorandom pattern 2 PN11 Pseudorandom pattern 2 PN15 Pseudorandom pattern 2 PN17 Pseudorandom pattern 2 PN20 Pseudorandom pattern 2 PN23 Pseudorandom pattern 2 PN31 Pseudorandom pattern 2 User e User Pattern binary or hex A unique pattern specified by the person running the test Only available when Pattern is User e Hex Pattern check box When checked the user pattern is displayed as a hexadecimal value Only available when Pattern is User e Bits the number of bits in the user pattern Only available when Pattern is User 5 3 2 5
44. a Synthesizer I Q Modulator Amplifiers and Step Attenuators The channel frequencies can either be synchronized coherent or different for frequency diversity simulation The FPGA orchestrates the entire operation of the analyzer as commanded by the operator through the USB port The FPGA loads the Synthesizer frequencies supplies the baseband inputs to the modulators through the two Dual D A Converters and sets the Step Attenuators for the proper output power based upon alignment data Final output power adjustment is achieved through the level control to the modulators Drivers and receivers buffer and convert the high speed data signals to the appropriate FPGA operational levels An integral Oscilloscope accepts the transmit clock and the receive clocks from the receiver under test channel 1 2 and combiner The Oscilloscope display via the USB port using the Picoscope software preinstalled on the laptop graphically illustrates the timing jitter and lock range of the receiver under test 0 to 50 dB in 0 to 90 dB in DEE 10 dB steps Channel 1 RF Out Dual D A Converter USB Auxiliary Outputs Clock and Data Outputs Clock and Data Inputs Dual D A Converte 3 Channel 2 RF Out 0 to 50 dB in 0 to 90 dB in 5 dB steps 10 dB steps Figure 1 Receiver Analyzer System Level Block Diagram a Quasonix Inc Quasonix Rack Mount Receiver Analyzer Receiver Analyzer Tx Section Data o L h L N
45. a receiver as though they were talking directly one character at a time Rx Sent Data Figure 108 Receiver Sent Data e Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 2 RA Window Currently Quasonix Factory Use Only The RA Terminal screen provides status information for receiver analyzer channel and channel 2 RA Diagnostic Info RA Comm Port Setup RA Received Raw Data Display and RA Sent Data displays This screen is currently available only for Quasonix factory use RA Terminal RA Chan 1 Status RA Chan 2 Status CP 2200 5 CP DP 5000 aen DP vw DE EE FE ZE ee RA SHP AF Sl D si LD LD Temp C 44 19 Temp CH RA Diagnostic Info Firmware Version RAV1 130 4 24 2015 Model Number GQSX RXAN Z 1111 Serial 0002 FPGA Version 000h 00Dh 0 GES Hardware Rev A suse Get Tempe CH2I cc 00000001h BS 00000000h 228314460 CH2Q CC 00000001h BS 00000000h D CMBI cc 00000001h BS 00000000h 228304378 CMBQ CC 00000001h BS 00000000h D BSSI cc 00000001h BS 00000000h D BSSQ cc 00000001h BS 00000000h 0 DET D SG G GC C NEM SOQPSE SOQPSE gt Figure 109 RA Terminal Screen Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 2 1 RA Channel 1 and Channel 2 Status The top most sections on the RA Terminal screen are RA Channel and Channel 2 Status as shown in Figure 110 RA Chan 2 Status cs Wie DP F DE RA L
46. and displays Sync if synchronization is lost the box changes to red and displays Sync Loss There is a selection for an alternate sync method on the Setup screen that allows sync to be determined by a user entered BER This is useful in cases where the Receiver Analyzer is being used as a BERT but is NOT the signal source therefore the standard sync method will never indicate sync e Pattern Ok Displays when sending a fixed length pattern and a fixed length pattern was detected if the fixed length pattern sent does not match the one detected the box changes to red and displays Mismatch the hex pattern displays next to the Mismatch message for both channels and the combiner as shown in Figure 18 Sync Loss may occur if there are no pattern transitions when sending fixed length patterns Receiver Status Channel 1 Combiner Channel 2 W I Channel dl I Channel W I Channel Bit Rate 6 000E 006 Bit Rate 6 000E 006 Bit Fate 6 000E 006 Bit Count 0 000E 000 Bit Count 0 000E 000 Bit Count 0 000E 000 Error Count 0 Error Count 0 Error Count 0 Error Rate DE JM Error Hate DE 000 Error Rate DE 000 Data Normal Data Normal Data Normal 46115977 d2 lt cj2c7n2D oASADF73 WEE Q Channel Q Channel Q Channel Bit Rate Bit Rate Bit Rate Bit Count Bit Count Bit Count Error Count Error Count Error Count Error Rate Error Rate Error Rate Figure 18 Receiver Status Window Pattern Mismatch Indicated e Data All
47. anges The Reset BERT on Changes window shown in Figure 39 allows the user to automatically restart a test immediately if a change occurs in one of the parameters such as a user changing the RF level in the middle of a test e Enable BERT Reset on Changes When checked allows the user to select BERT reset on changes e Reset BERT RF Level Changes When checked automatically restarts a test that was running when a user changes the RF level shown greyed out disabled in Figure 39 since Enable BERT Reset on Changes is not checked Reset BERT on Change Enable BERT Reset on Changes Figure 39 Reset BERT on Change Section Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 User Interface Test Tabs The Receiver Analyzer User Interface right hand window consists of a variety of test options accessed via individual tabs at the top of the screen as shown in Figure 40 Figure 40 User Interface Test Tabs The options consist of BER Test Modulation Index Test Sync Time Test Break Frequency Test Multipath Test Setup Lists ATP GP_NF NF and Adjacent Channel Interference Test Other tests may be added in future versions NE Quasonix Inc QuASsONIx 5 3 3 1 Bit Error Rate BER Sweep Test Rack Mount Receiver Analyzer The Bit Error Rate BER Sweep Test shown in Figure 41 is used to test the sensitivity of the receiver under test Test Limits Time Limit H 0 Err Limit Bits Eb NO Range
48. annel 2 Generator The RF On Off button for the Channel 2 Generator 19 greyed out 5 3 2 2 1 AM Insertion The AM Insertion window shown in Figure 31 is used to add AM to the RF output e Freq Hz Sets the frequency for AM output e Mod Index Sets the amplitude modulation index This is the scaling factor or ratio of amplitude modulation to the signal going out from the receiver analyzer to a receiver Valid range is 0 000001 to 2 000 e On and Off buttons Enable or disable AM insertion AM Insertion Freq Hz T gt e Mod ees 0 900 On Off Figure 31 AM Insertion Window 5 3 2 3 Modulator The Modulator section shown in Figure 32 includes mode and modulation index selections along with several check boxes to enable disable options Modulator PCMFM Mod Index 0 700 E Dat Inv E Spectrum Inv Figure 32 Receiver Analyzer Controls Screen Modulator Section Open Waveform modes are selected using the down arrow to access the drop down menu Available modes are e PCM FM ARTM Tier 0 e SOQPSK AR TM Tier I e Multi h CPM ARTM Tier ID a Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Legacy PSK suite which includes e BPSK e Offset QPSK OQPSK e QPSK e Carrier e Modulation Index Allows the operator to manually set the modulation scale index for PCM FM RF output e LDPC Enable SOQPSK mode only Enable or disable Low Density Parity Check e Random check box When checked
49. are Version RAV1 122 1 12 2015 Model Number OSX RXAN Z 1111 Serial 4 FPGA Version 000h 0ODh 0 Figure 111 RA Diagnostic Info Firmware Version Describes the firmware revision with date time stamp Model Number Quasonix product model number Serial Quasonix product serial number FPGA Version FPGA version installed in the receiver analyzer Hardware Rev Hardware revision SU State Reserved for Quasonix superuser access Clear Info Deletes information currently displayed in all of the diagnostic fields Get Info button Requests all current version and revision information for the receiver analyzer Get Temps Reads the latest FPGA temperatures for Channel 1 and Channel 2 and redisplays them in the appropriate fields RA Comm Port Setup RA Comm Port Setup shown in Figure 112 may be used to change the receiver analyzer communication port settings RA Comm Port Setup Comm Port Disconnect COME Stop Tx Updates Figure 112 RA Comm Port Setup o Quasonix Inc Quasonix Rack Mount Receiver Analyzer Buttons e Connect Disconnect Connects or disconnects comm port e Stop Tx Updates Stops all transmitter updates Quasonix use only e Re Start Tx Updates Starts or restarts transmitter updates Quasonix use only e Clr Rx Clears the received data log e Clr Tx Clears the sent data log Check box e Log File When checked continuously writes Receiver Analyzer activity to a log
50. c Quasonix Rack Mount Receiver Analyzer 4 2 Thermal The storage temperature of the Rack Mount Receiver Analyzer is rated for 0 C to 70 C while the operating temperature is rated for 0 C to 50 C It is recommended that the unit be kept in a temperature controlled environment to minimize the risk of operating or storing outside the ranges specified The Rack Mount Receiver Analyzer features cooling vents on both sides of its aluminum chassis These vents must be kept entirely unobstructed in order to allow for maximum airflow through the system A rear panel cooling fan is also provided Whenever feasible it is helpful to leave an open rack space above and below the Rack Mount Receiver Analyzer for additional heat dissipation 4 3 Electrical The Rack Mount Receiver Analyzer is available in single or dual channel configurations with all pertinent electrical connections located on the rear panel 4 3 1 Receiver Analyzer Connections The electrical interface connector layout for the Receiver Analyzer is shown in Figure 6 Figure 6 Receiver Analyzer Back Panel Table 2 Rear Panel Connector Specifications naan Rana Characteristics Connector Type Channel 1 In phase 1 Clock BERT Input Channel 1 In phase 1 Data BERT Input Channel 1 Quadrature Q Clock BERT Input Channel 1 Quadrature Q Data BERT Input Channel 2 In phase 11 Clock BERT Input Channel 2 In phase 1 Data BERT Input Channel 2 Quadrature Q Clock B
51. cations Enable Disable check box Plays the sound stored in file Test Sound wav whenever a test or alignment finishes successfully or the Fal sound wav file if there is a failure e Warn about RF OFF during Tests Displays a dialog box Figure 88 letting the user know RF 1s Off if the user starts certain tests with RF not turned on Click on the Yes button to turn RF On Tum RF on i RF Power is NOT on for both channels Figure 88 RF Not On Message en Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 7 Lists Most tests provide range setups which have Step List options In each case if List 1s selected the appropriate list from the List screen shown in Figure 89 is used for the test Users may edit and save the lists to saved configurations for reuse PwrEb NOQ Freq MHz Br PCM Brnon PCM Mod Index Figure 89 Lists Table ei Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 8 General Purpose Noise Figure Test The General Purpose Noise Figure Test determines the noise figure of a receiver across desired frequencies and bit rates This test may be used with any receiver Noise Figure Test Channel Freq Range MHz Start 2200 5 Stop 2300 5 Step Size 50 0 Current Stats Frequency MHz Bitrate Mbps RF Level dBm Test Step Steps E Step List Step Total 1 3 Bitrate Range Mbps Start 1 000 Stop 23 000 Step Size 1 000 Noise BER First BER
52. ceived Raw Data Re U 15 FO STIG SU NR EE dun nubosateniee 2 nena 75 Rx Send Binary Protocol Tests with Data Displays n00nnnnonnnnnennnnnnnnnrnnnnsnrrnsnnrnnsnrresnrnene 76 KVEN TT 76 RA NNN TT RA Channel 1 and Channel 2 Gtatus eee eee ee ee 78 RA Diagnostic T 79 RA Comm Port SN 79 RA Received Raw Data Display eee eee 80 RA Send String Field see eee eee 80 FP SCI DA IS REE 81 Sne ssergnuas ono a E aiaa a Eaa aiea aia 82 ATP OOO HH 83 NOISE Figure LEO vie le 84 Noise Figure Test RA Settings eee eee eee eee e 85 Noise Figure Test Receiver Settings sse eee eee ee eee eee 85 Noise Figure Test Frequency Settings eee eee ee ee eee ee ee ee 86 SPELT Ev 86 Noise Figure Test Current Stats eee 87 Noise Figure Test Noise Figure vs Frequency Graph eee eee ee 87 Receiver RG Calibration cesse eee e 88 vi Quasonix Inc Quasonix Rack Mount Receiver Analyzer List of Tables Table 1 Band Field Codes rnanan nnno ranra DAA DAADAA r Anar Aa aaa aranan annn 2 Table 2 Rear Panel Connector Specifications sees eee eee eee eee eee eee eee eee 9 vii Quasonix Inc Quasonix Rack Mount Receiver Analyzer 1 Introduction The Quasonix Rack Mount Receiver Analyzer supports a wide range of receiver and combiner performance tests including bit error rate sync time sync threshold and break frequency The compact 1U chassis contains two complete ARTM signal generators and eight bit error rate testers with calibrated R
53. dB 11 000 2 000 1 000 Bitrate Range Mbps 1 000 17 000 Step Total 0 000 11 List Start Stop Step Total Step Size 1 10 O List Start Stop Step Size Current Status Last BER 0 0 7 00 70 00 2200 5 10 000 0 10 Eb NO dB RF Level dBm Freq MHz Bitrate Mbps Test Step Steps BER Sweep Test Step Size Sweep Type 10 C Power Level a Eb NO Freq Bitrate Freq Range MHz 2200 5 23945 Step Total 0 0 1 1 Start 9 Step List Stop 9 000 Sweep Settings 70 000 Use Noise for Swp RF Level dBm Noise Fig Settings Use NF Data 3 500 3 500 Currently Loaded NF Data C1 SN C2 SN C1 NF dB C2 NF dB 2 50 Run Continuously Increase the chart s size to view its layout Figure 41 Bit Error Rate BER Sweep Test There are four types of Sweep available from the BER Test screen They are e Power Sweep The RA transmits certain power levels as determined by a Step List setting and records the bit error rates NE Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Frequency Sweep The RA transmits a signal at a power level determined by the desired Eb NO and given noise figure across various frequencies determined by a Step List setting and records the bit error rate levels The default Eb NO is selected to give 10 theoretical error rate for the current mode but may be changed by the user e Bitrate Sweep T
54. dulation Index Test window shown in Figure 61 allows the user to select specific limits for the test Sweep Limits For Modulation Index Test Mod Index Range PreBER Dwell s 4 Start 0 350 RF Level dBm 70 000 Stop 3500 Step Total Freq MHz 22005 ae 20 1 20 Figure 61 Sweep Limits for Modulation Index Test ED Quasonix Inc Quasonix Rack Mount Receiver Analyzer e PreBER Dwell s Time in seconds during which the receiver analyzer waits before the BER while the systems power up and achieve a ready state Valid range is 3 seconds minimum to 20 seconds maximum e RF Level dBm The power level being applied Valid range is 20 000 to 119 000 e Freq MHz The frequency in megahertz for the test e Mod Index Range Start Type the desired starting modulation index minimum value is 0 350 maximum value is 7 0 e Mod Index Range Stop Type the desired ending modulation index minimum value is 0 0350 maximum value is 7 000 e Number of Steps Number of steps in the test this is a user selected number In the special case of the Mod Index sweep the test starts at the start value and determines steps exponential steps to the stop index These are the values that are used If the user selects List instead of Step the list of values in the mod index list on the List screen is used instead e Step Total Shows the current step in the sweep test along with the total number of steps in the tes
55. e 66 5 3 3 9 2 Test Limits Currently Unavailable sees 66 5 3 3 9 3 Test Parameters Currently Unavaiable 67 5 3 3 9 4 Current Test Status Currently Unavailable sees 68 6 Maintenance INSTUCNONS E 69 LO Gelee dE Tt EH 70 8 Technical Support and RMA Requests eee eee ee 71 9 Appendix A Currently for Quasonix Factory Use Only sse ee eee ee 72 9 1 RX CTIA AD e ele 12 9 1 1 Rx Status on the Terminal Window sss eee eee eee 73 9 1 2 RX DEG SUG le 74 9 1 3 SEENEN 74 In Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 1 4 Rx Received Raw Data Display 15 gto e e Ernie WEE 75 NG TRS oda RE 76 9 2 RA Window Currently Quasonix Factory Use On sees eee eee 77 9 2 1 RA Channel 1 and Channel 2 Status eee eee 78 22 ARP 79 IAI E Eent AR eege eee E E oe eee ee eee ee 19 9 2 4 RA Received Raw Data Display sese eee eee eee eee 80 925 RA Send String FET RE 80 O20 FRA SC DE Re U 81 9 3 RAA Window Quasonix Factory Use On sse eee eee eee 82 9 4 ATP Currently Quasonix Factory Use Only sss eee 83 9 4 1 1 Noise Figure Test Quasonix Factory Use see 84 ET MM 85 E Du RFE SN anke 85 MD Frequency Te Less 85 VA UNNE 86 9 4 1 1 5 Noise Figure vs Frequency Graph eee eee 87 9 5 Receiver RG Calibration Quasonix Factory Use Only see eee ee 88 10 Appendix B Acronym List 89 List of Figures Figure 1 Receiver Analyzer System Level Block Diagram eee ee D Figure 2 Signal Synthesis Block Diagram eee eee 6 Figu
56. e Fig Settings F Use NF Data Cir NF Data C1 NF dB 3 500 C2 NF dB 3 500 Currently Loaded NF Data C1 SN C2 SN Figure 53 BER Sweep Test Noise Figure Settings 5 3 3 1 8 Continuous Graphing The Continuous Graphing window shown in Figure 54 is enabled when the BER Test Power Level Sweep is selected This option is greyed out disabled for all other sweep tests Cont Graphing Graph Cycles 250 1 Run Continuously Figure 54 BER Sweep Test Continuous Graphing an Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Graph Cycles The user may type the number of cycles of data to leave on the display as it moves across the screen when in Run Continuous mode oldest points are on the left new points are added on the right when the number of complete graph cycles is exceeded oldest points are dropped off of the left side e Run Continuously check box When checked the Power Range test runs continuously and points are continuously added to the right side of the graph oi Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 2 Modulation Index Test A PCM FM receiver typically operates at a modulation index of 0 7 and may adapt track any changes in the input modulation The Modulation Index Test generates RF outputs for the receiver using varying modulation indices and dwell times at a given power level and frequency to determine the ability of the receiver to lock onto track a range of indice
57. e by lowering the RF level until the desired Eb NO is achieved or a fixed RF level may be used and Additive While Gaussian Noise AWGN may be added to the RF output to achieve the same Eb NO After selecting or typing the desired values click on the Set button to run the test with these values a Quasonix Inc Quasonix Rack Mount Receiver Analyzer Set Channels to Error Rate Set Desired Error Rate 1 00E 003 Awan Off Tolerance 20 0 W Set to EbNO Desired Eb NO dB Use Awgn NF dB Figure 38 Set Channels to Error Rate Check boxes e Set to Eb NO When checked uses the value in the Desired Eb NO dB field when running a test currently this is the only selection A later version will enable setting a desired error rate directly e Use Awgn When checked uses the current RF level with AWGN added to achieve the desired Eb NO Buttons e Set Used to set the Eb NO level e Awgn Off When this button is green Additive White Gaussian Noise is being added to the signal Click on the Awgn Off button to stop adding noise to the output Desired Error Rate Currently not available Tolerance Currently not available Desired Eb NO dB Energy per Bit divided by Noise value typed by the user used in conjunction with Set to Eb NO check box NF dB Noise Figure value typed by the user used to determine the desired RF level or AWGN level based on the desired Eb NO 5 3 2 7 Reset BERT on Ch
58. e options About Eb NO Help and Keyboard Shortcuts as shown in Figure 23 ad OSX RA Quasoni File View Tools Test Config Help About Receiver Analyzer Controls CH1 Generator Eb NO help Level Level Ste Keybd Shortcuts T MA ai Figure 23 Help Menu The About screen provides the receiver analyzer software version number and date along with the copyright statement Figure 24 Quasonix Receiver Analyzer V2 246 4 2 2015 c Copyright Quasonix 2012 2015 E Quasonix Receiver Analyzer V2 246 4 2 2015 Figure 24 About Screen The Eb NO vs BER Help screen shown in Figure 25 provides a quick table of Eb NO values Based on the modulation and 10 5 error rate the user can do a quick lookup to find the optimum Eb NO EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer Eb NO vs BER Help 48 Eb NO Values based on Modulation and 10 5 Error rate BER Spec TierQ Tierl Tier QPSK 1E 6 100 126 145 115 1E 5 90 116 135 105 1E 4 80 104 125 92 1E 3 64 88 110 75 1E 2 44 63 100 50 Figure 25 Eb NO vs BER Help Screen The Keybd Shortcuts Help screen shown in Figure 26 provides a quick reference to all keyboard shortcuts available in the Receiver Analyzer GUI Keybd Shortcuts Help oO Keyboard Shortcuts d Ctrl F1 Show hide Rx Status Window Ctrl F2 Show hide BER Status Window Ctrl F3 Show hide RAA Window Ctrl F4 Show hide Rx Chan 1 Terminal Window Ctrl F5 Show hide Rx Chan 2 Te
59. ed internally by the receiver analyzer to determine the noise figure e 2nd BER Value used internally by the receiver analyzer to determine the noise figure e NF dB Value of the last noise figure point that ran in dB WH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 9 Adjacent Channel Interference Test Currently Unavailable The Adjacent Channel Interference Test is currently unavailable The Adjacent Channel Interference Test screen is shown in Figure 95 Adjacent Channel Interference Test Start Stop Save Last Data Test Limits Time Limit Hrs Err Limit Bits Test Parameters Test Method a IRIG118 Normal Alternate Fast Parameter Victim Interferer1 Interferer2 Mode SOGPSK se SOOPSK v SOOPSK Start Freq MHz 2220 500 2230 500 2210 500 Interferer Freq Step MHz 5 000 5 000 Bitrate Mbps 5 000 5 000 5 000 Interferer Delta Power dBm 20 000 20 000 Start RF Level dBm 0 000 Stop RF Level dBm 120 000 S EE RF Step Size dBm 1 000 1 000E 005 Current Test Status Parameter Victim Interferer1 Interferer Freq MHz RF Level dBm SE mem Victim Error Rate Figure 95 Adjacent Channel Interference Test WH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 9 1 Adjacent Channel Interference Test Buttons Currently Unavailable The Adjacent Channel Interference Test screen contains three buttons Start Stop and Save Last Data as shown in Fig
60. fied in the Bits field Channel I Stops the test when Channel 1 I reaches the specified number of bits in the Error Limit or reaches the specified Time Limit Channel 2 I Stops the test when Channel 2 I reaches the specified number of bits in the Error Limit or reaches the specified Time Limit Combiner I Stops the test when Combiner I reaches the specified number of bits in the Error Limit or reaches the specified Time Limit BSS I Stops the test when BSS I reaches the specified number of bits in the Error Limit or reaches the specified Time Limit Channel 1 Q Stops the test when Channel 1 Q reaches the specified number of bits in the Error Limit or reaches the specified Time Limit Channel 2 Q Stops the test when Channel 2 Q reaches the specified number of bits in the Error Limit or reaches the specified Time Limit Combiner Q Stops the test when Combiner Q reaches the specified number of bits in the Error Limit or reaches the specified Time Limit BSS Q Stops the test when BSS Q reaches the specified number of bits in the Error Limit or reaches the specified Time Limit First to Finish Stops the test when the first enabled channel reaches the specified number of bits in the Error Limit Last to Finish Stops the test when the last enabled reaches the specified number of bits in the Error Limit e Error Limit Bits Sets a specific number of bit errors the test terminates if it reaches the error lim
61. he RA transmits a signal at a power level determined by the desired Eb NO and given noise figure across various bit rates determined by a Step List setting and records the bit error rate levels The default Eb NO is selected to give 10 theoretical error rate for the current mode but may be changed by the user e Eb NO Sweep This sweep combines the Eb NO Frequency and Bitrate sweeps to generate one large test data file 5 3 3 1 1 Buttons The BER Sweep Test screen contains three buttons Start Stop and Save Last Data as shown in Figure 42 Figure 42 Bit Error Rate BER Sweep Test Screen Buttons e Start The Start button is used to start anew BER sweep test This button always causes the test to start over at the beginning e Pause After clicking on the Start button it changes to a green Pause button This indicates the test is running and may be paused by clicking on this button e Cont When a test is paused the button changes to a yellow Cont button This indicates that the test is in a paused state and is waiting for the user to take action The test is continued by clicking on the Cont button When the test is continued the button changes back to a green Pause button e Stop The Stop button immediately terminates a test e Save Last Data The Save Last Data button saves the current BER test information A Save File message displays as shown in Figure 43 Click on YES to save the file Files are always
62. he user may also select List in which case the values in the appropriate list on the Lists screen are used instead e Bitrate Range Selects the start stop and step bit rates in Mbps the user may also select List in which case the values in the appropriate list on the Lists screen are used instead e Step Total Shows the current step in the sweep test along with the total number of steps in the test 37 Quasonix Inc QuASsONIx Power Range dBm Start 0 000 Stop 85 000 Step Size 1 000 Bitrate Range Mbps Stat 0 100 Stop 17 000 Step Size 1 000 Figure 48 BER Sweep Test Ranges Pwr Eb NO 0 000 1 000 2 000 3 000 4 000 6 000 7 000 6 000 9 000 10 000 17 000 12 000 5 3 3 1 5 Current Status List Step T otal 1 5 List Step Total 1 17 E Freg MHz F P e E Rack Mount Receiver Analyzer Eb NO Range dB Start Stop Step Size 11 200 Step List 2 000 step T otal 1 000 1 10 Freq Range MHz Start Stop Step Size Br PCM 0 040 0 150 0 350 0 750 1 000 1 400 2 000 3 000 3 500 5 900 8 000 10 000 15 000 17 000 2200 5 0 Step List 23945 _ Step Total 10 0 1 20 Br non PCM Mod Index 0 100 0 150 0 750 1 250 2 000 3 000 4 000 5 000 5 500 10 000 15 000 17 000 Figure 49 Sample List Table A 0 350 A 0 500 0 600 The Current Status window shown in Figure 50 displays
63. include the following information with your product return e Ship To Company name address zip code and internal mail drop if applicable e Attention Contact person Name Title Department Phone number email address e Purchase Order Number If applicable e RMA Number provided by the Quasonix representative Please note that Quasonix reserves the right to refuse shipments that arrive without RMA numbers Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 Appendix A Currently for Quasonix Factory Use Only The following sections are used in development and or internal testing and are only for Quasonix factory reference at this time Some sections may be available for customer use at a later date 9 1 Rx Terminal Windows The Rx Channel window shown in Figure 101 provides a terminal interface to a connected Quasonix receiver if there is one This includes showing all of the automatic activity going on between the Receiver Analyzer and the receiver during automated testing The terminal includes a logging function to capture all terminal I O In this example a 3 Generation receiver was connected to receiver channel 1 Rx Channel 1 Gen 3 Rx Status RFA A Fr MHz FPGA Temp C RFA B Mode Demod Temp C RFA C Br Mbps FS REA D BEF First IF IFA CO RFA Total PL input IFA C1 BA PL signal Rx Diagnostic Info Firmware Version 0 9 3 125 Apr 15 2015 16 25 45 Model Number OSX RDMS 3R
64. it on the selected Terminate on parameter 30 Quasonix Inc Quasonix Rack Mount Receiver Analyzer e Time Limit Hours Minutes Seconds Sets a specific time limit for the BER test the test terminates when it reaches the time limit e Test Elapsed Time Hours Minutes Seconds Current test elapsed time in seconds 5 3 2 5 2 Error Generator The Error Generator window shown in Figure 36 allows the user to add one known bit error rate to a test stream e Add Error Rate check box When checked adds the error rate typed in the Add Error Rate field e Add Error Rate field A text field in which the user may type a bit error rate e Add One Bit Error button Click on this button to add a single bit error to the test stream Error Generator E Add Eror Rate 1 000E 003 Add One Bit Error Figure 36 Error Generator 5 3 2 6 System The System section includes Set Channels to Error Rate and Reset BERT on Change Set Channels to Error Rate Reset BERT on Change Set Desired Error Rate 1 000E 003 Enable BERT Reset on Changes Awgn Off Tolerance J Set to EbNO Desired Eb NO dB Use Awgn NF dB Figure 37 Receiver Analyzer Controls Screen System Section Open 5 3 2 6 1 Set Channels to Error Rate The Set Channels to Error Rate window shown in Figure 38 the user to set the RF output such that a specified Eb NO is detected by the receiver This can be done in two ways It may be don
65. k box Reserved for Quasonix superuser access Clear Info Deletes information currently displayed in all of the diagnostic fields Get Rx Info button Displays all current version and revision information for the receiver Get Temp Reads the latest FPGA and MAX1619 Demod temperatures and redisplays them in the appropriate fields Rx Comm Port Setup Rx Comm Port Setup may be used to change the receiver communication port settings Rx Comm Port Setup Comm Port Baud Rate Rescan Comm Ports _ Debug Figure 104 Receiver Comm Port Setup a Quasonix Inc Quasonix Rack Mount Receiver Analyzer Buttons e Connect Disconnect Connects or disconnects comm port e Rescan Comm Ports Detects available comm ports that are not in use and updates the list in the Comm Port field e Clr Rx Clears the receiver log e Clr Tx Clears the transmitter log Drop down menus e Comm Port Use the drop down menu to select a new communications port e Baud Rate Use the drop down menu to select the baud rate Default should always be 115 200 Check boxes e Log File When checked continuously logs receiver activity e Debug When checked provides debug information Quasonix factory use only 9 1 4 Rx Received Raw Data Display The Rx Received Raw Data Display shows receiver response data Rx Received Raw Data Display VE PCMPM FW 54 Rew 1 2 9 3Jul 17 2014 16 04 56 PCMFM FPGA Rev 00000025 Feb 11 2014 12 06
66. lay ms Wait time in milliseconds after setting the power level before taking a reading e Start The desired start frequency in MHz for the selected range e Stop The desired stop frequency in MHz e Step Size Frequency increment used for each successive measurement e Step Total Shows the current step in the sweep test along with the total number of steps in the test e List If List is selected the appropriate list from the Lists screen is used to take data points PwrEb NO Freq MHz Br PCM Brnon PCM Mod Index Figure 122 Sample List Table 9 4 1 1 4 Current Stats The current statistics display as shown in Figure 123 as the noise figure test executes 86 Quasonix Inc Quasonix Rack Mount Receiver Analyzer Current Stats RA Freq MHz 2240 5 pwron dBm 9 080 Gold NF dB RX Freq MHz 2241 5 Pwroff dBm 24 220 Last NE dB 8 984 NF Delta dB Figure 123 Noise Figure Test Current Stats e RA Freq MHz Current receiver analyzer frequency in megahertz e RX Freq MHz Current receiver frequency in megahertz e Pwr On dBm Current power level reading from receiver with RF On in dBm e Pwr Off dBm Current power level reading from receiver with RF Off in dBm e Gold NF dB Value of the noise figure in a Gold Noise Figure file loaded via the Setup screen in dB e Last NF dB Value of the last noise figure point that ran in dB e NF Delta dB Noise figure delta
67. me Test Sen swp Save Last Data Sync Time Test Configuration RF Off Time s RF On Time s Iterations Sync Window Size bits Sync Threshold Sync Threshold bits RF Level dBm Current Iteration Current Sync Time ms Avg Sync Time ms Std Dev Sync Time ms Current Sync Time bits Avg Sync Time bits Std Dev Sync Time bits Figure 65 Sync Time Test 5 3 3 3 1 Sync Time Test Buttons The Sync Time Test screen contains three buttons Start Stop and Save Last Data as shown in Figure 66 a Quasonix Inc Quasonix Rack Mount Receiver Analyzer ar Figure 66 Sync Time Test Screen Buttons e Start The Start button is used to start a new sync time test e Stop The Stop button immediately terminates a test e Save Last Data The Save Last Data button saves the current sync time test information A Save File message displays as shown in Figure 67 Click on Yes to save the file Files are always saved to the data path set on the Setup screen The file name shown in Figure 68 is determined based on the test type current settings and the current date and time It is slightly different for every test type Save File N Save Sync Time Datafile Figure 67 Save File Message CASTT 95 000 2200 0 0000 20150723113100 csv Test Sync Time Freq Bit Date Time Type Level Rate yyyy hr mm mm dd ss Figure 68 Example of Saved Sync Time Test File If a default l
68. n functions identically to the Start button on the main screen BER Test Control window shown in Figure 35 5 3 1 2 4 Rx 1 Window Refer to Appendix A section 9 1 Rx Terminal Window 5 3 1 2 5 Rx 2 Window The Receiver Channel 2 screen performs the same functions for Channel 2 as the Receiver Channel screen does for Channel 1 5 3 1 2 6 Rx 3 Window The Receiver Channel 3 screen displays information for the Combiner in the same format as Receiver Channel and Receiver Channel 2 It always receives Intermediate Frequency IF at 70 MHz from Channel 1 and Channel 2 5 3 1 2 7 RA Window Currently Quasonix Factory Use Only Refer to Appendix A section 9 2 RA Window Currently Quasonix Factory Use Only 5 3 1 2 8 RAA Window Currently Quasonix Factory Use Only Refer to Appendix A section 9 3 RAA Window Currently Quasonix Factory Use Only 5 3 1 3 Tools Menu The Tools menu is shown in Figure 21 a Quasonix Inc Quasonix Rack Mount Receiver Analyzer Test Config Help AutoScan AIL A Sound Test Level CH1 Power Step Up Alt gt 74 00 Cu Power Step Down Alt lt Frequent CH Power Step Up Alt 4400 CH2 Power Step Down AIt ees Advanced Ctrl W Figure 21 Tools Menu e Autoscan Looks at all serial ports and tries to find a Receiver Analyzer board with a valid model number if found it connects to the Receiver Analyzer e Sound Test Plays an audible sound test of an installed wav file when
69. nals 1 2 and 3 are the signal received at possibly different times phases amplitudes and frequencies e Step Sets the step size used by Frequency Phase Delay and Relative Magnitude when the up down arrows are used to set the level e CHI check boxes When checked indicates the ray is included in the Channel I RF output e CHD check boxes When checked indicates the ray is included in the Channel 2 RF output e Freq Hz Frequency in Hertz valid range is 1E6 to 1E6 may be typed directly or may use the up down arrows to increase or decrease the frequency at a rate based on the value in the Step column if multipath is running these values are updated as soon as they change e Phase deg Phase in degrees valid range is 360 to 360 may be typed directly or may use the up down arrows to increase or decrease the phase at a rate based on the value in the Step column if multipath is running these values are updated as soon as they change e Delay ns Delay in nanoseconds valid range is 0 to 5000 nanoseconds may be typed directly or may use the up down arrows to increase or decrease the delay at a rate based on the value in the Step column if multipath is running these values are updated as soon as they change e Relative Magnitude Magnitude with 1 000 being the main signal valid range is 0 to 1 000 may be typed directly or may use the up down arrows to increase or decrease the relative magnitude at a rate based
70. nel 2 E Zero Cable Loss Cable Loss dB over Frequency Freq Chan Chan MHz 1 2 Max Allowed RF Level dBm 3 000 200 00 0 095 4 0 095 700 00 0 150 0 150 Current C1 Cable Loss dB 0 206 1000 0 0 1 0 0 170 i Dan 1600 01 0 180 0 180 Current C2 Cable Loss dB a 2000 D Auto Time Stamp Seconds jon C Alt Sync Method BER 30 5950 D Figure 82 Setup Window Fields e Max Allowed RF dBm Maximum RF level allows user to set a limit on the output power of the Receiver Analyzer to prevent damage to attached equipment if necessary e Current C1 Cable Loss dB Displays the current cable loss being used for channel 1 read only e Current C2 Cable Loss dB Displays the current cable loss being used for channel 2 read only e Alt Sync Method BER check box When checked the sync display status uses percent of BER instead of the normal sync status indication This can be useful if the Receiver Analyzer is being used as a BERT but is NOT the signal source In that case the Receiver Analyzer will never declare sync unless the alternate method is used Connections shown in Figure 83 displays all detected and connected receiver analyzers analog receiver analyzers and receivers along with the port assigned channel receiver generation if appropriate and serial number and firmware version information EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer Connections Dev Port Gen Serial
71. nimum to 20 seconds maximum e Number of Steps Number of steps to use in the test log scale from Start to Stop rates e RF Level dBm This is the exact RF level being used for the test e Fade Depth dB Maximum decrease in nominal signal due to interference from reflections 5 3 3 4 4 Break Frequency Test Status The current test status values presently for Channel I Channel 2 I and Combiner I only are shown in Figure 79 Break Frequency Test Status Current Step Chan 1 I BER Chan 2 I BER Comb BER Current Fade Rate Hz Figure 79 Break Frequency Test Status e Current Step Step currently being executed in the break frequency test e Channel I I BER Current bit error rate for channel 1 channel I e Channel 2 I BER Current bit error rate for channel 2 channel I e Combiner I BER Current bit error rate for combiner I channel e Current Fade Rate Hz Rate at which the signal changes due to reflections EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 5 Multipath Setup The Multipath Setup shown in Figure 80 generates a mix of signals to simulate the signals received from an airborne transmitter sending to the antennae of a ship for example Multipath Setup Ray CH2 Freq Hz Phase deg Delay ns Rel Mag Configure RA for MP MP Off Figure 80 Multipath Setup e Ray An axis mimicking the signal where 0 is the main signal and sig
72. ocation was not specified using the Setup screen the file is saved in the root directory C An invalid default message displays as shown in Figure 69 Default Dir NOT Valid Figure 69 Default Directory Not Valid Message ED Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 3 2 Sync Time Test Configuration The Sync Time Test Configuration window is shown in Figure 70 Sync Time Test Configuration RF Off Time s RF On Time s lterations Sync Window Size bits Sync Threshold Sync Threshold bits RF Level dBm Figure 70 Sync Time Test Configuration e RF Off Time s Amount of time in seconds to turn off the RF at the start of a test e RF On Time s Amount of time in seconds to turn on the RF during the test e Iterations Number of times to repeat the test measure sync time with these settings e Sync Window Size bits Number of bits size of the window in bits examined by the RA to determine synchronization e Sync Threshold The percent of the window size required to determine synchronization e Sync Threshold bits The number of bits required to determine synchronization e RF Level dBm Output power level in dBm to use in the test 5 3 3 3 3 Sync Time Currents The current status display fields are shown in Figure 71 ED Quasonix Inc Quasonix Rack Mount Receiver Analyzer Current Iteration Current Sync Time ms Avg Sync Time ms
73. oise Figure Test Window WH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 9 4 1 1 1 RA Settings RA settings shown in Figure 119 is used to set the receiver analyzer bit rate and RF power level for the Noise Figure Test RA Settings Bitrate Mbps 6 918 CW RE Level dBm 89 600 Figure 119 Noise Figure Test RA Settings e Bitrate Mbps Bit rate for the receiver analyzer to put out in Mbps e CW RE Level dBm RF power output level in dBm 9 4 1 1 2 Receiver Settings Receiver Settings is used to set the receiver bit rate and frequency offset for the test Receiver Settings Bitrate Mbps 0 500 Fr Offset from RA MHz 1 0 Figure 120 Noise Figure Test Receiver Settings e Bitrate Mbps The desired bit rate for the receiver in Mbps e Fr Offset from RA MHz Frequency offset from the receiver analyzer frequency in megahertz to be used during the test 9 4 1 1 3 Frequency Range The Frequency Range options shown in Figure 121 are used to set the desired frequency values for the noise figure test WH Quasonix Inc Quasonix Rack Mount Receiver Analyzer PL delay ms 500 E Current Freq Only Freq Range MHz Star 200 0 gt Step Stop 1200 0 Step Total Step Size 50 0 1 71 Figure 121 Noise Figure Test Frequency Settings e Current Frequency Only check box When checked the test uses only the frequency currently set in the Receiver Analyzer Generator e PL De
74. pendent Convolutional LDPC NRZ L M S BIP L M S RZ DM M S M2 M S Basic PCM framing sync pattern 16 to 33 bits minor frame up to 16384 bits major frame up to 256 words with subframe ID insertion Coding Options Modulation index scaling Multipath fading synchronized out of phase between RF channels Generator Functions l l l l Multi ray multipath channel simulation Calibrated additive white Gaussian noise TTL BNC Clock and Data In Out Patterns Mark all 1s Space all Os ALT01 PN6 PN9 PN11 PN15 PN17 PN20 PN23 PN31 USER 1 to 32 bits Receiver Input Status Output Section TTL BNC Clock and Data In Supports up to eight 8 clock and data input pairs from receivers demodulators etc al Quasonix Inc Quasonix Rack Mount Receiver Analyzer Physical Section Size 1U rack mount chassis 19 wide 1 75 tall 14 5 16 rack depth 15 11 16 overall depth Weight 12 0 Ibs RF Out N female Clock Q Clock Data Q Data In BNC female Combiner BSS I Clock Q Clock I Data Q Data In BNC female Status Out DB 15 High Density female Connectors per RF Channel TX Clock Data In Out BNC female Connectors per Chassis USB B for remote controlled user interface AC power in Quasonix Inc Quasonix Rack Mount Receiver Analyzer 3 Theory of Operation The Receiver Analyzer derives all internal references from a single TCXO Each of the dual channels consists of
75. re 3 Output Transformer Block Diagram sss eee eee eee 7 Figure 4 Mechanical Drawing Back View 8 Figure 5 Mechanical Drawing Top View 8 Figure 6 Receiver Analyzer Back Panel see 9 Figure 7 Receiver Analyzer Installation Drawing sese eee eee eee 11 Figure 8 Receiver Analyzer Front Panel eee 12 Figure 9 Receiver Analyzer Back Panel eee 12 Figure 10 Receiver Analyzer Back Panel Left Side tnlarged see 12 Figure 11 Receiver Analyzer Back Panel Right Side Enlarged sse sese 13 Figure 12 Receiver Analyzer User Interface AA 15 ROUEN TIC el RE 16 FO ER VIEW NIGH WEE 16 Figure 15 Receiver Status Screen eee eee ee eee 17 Figure 16 Receiver Status Window Top Section e eee ee ee 17 Im Quasonix Inc QuaASsONIx Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Figure 32 Figure 33 Figure 34 Figure 35 Figure 36 Figure 37 Figure 38 Figure 39 Figure 40 Figure 41 Figure 42 Figure 43 Figure 44 Figure 45 Figure 46 Figure 47 Figure 48 Figure 49 Figure 50 Figure 51 Figure 52 Figure 53 Rack Mount Receiver Analyzer Receiver Status Window All Eight 8 BERTS Selected eee eee 18 Receiver Status Window Pattern Mismatch indicated 19 Receiver Status Window Data All 1s and Sync Loss Inodcated 20 BER DIS Ay NN Jen 20 TENNE 22 Test Config ET 22 Helo IVC E
76. rminal Window Ctrl F6 Show hide Rx Chan 3 Terminal Window Ctrl F9 Bring all windows on main screen Ctrl F10 Show hide RA Terminal Window Ctrl 1 Run ATP Ctrl 2 Step ATP Ctrl 3 Stop ATP Ctrl 5 Show hide BER Graph Window Ctrl 6 Show hide MIT Graph Window Ctrl 7 Show hide NF Graph Window Ctrl 8 Show hide RG Sweep Graph Window Ctrl 9 Show hide ACI Graph Window Alt A Autoscan for devices Alt D Load defaults Alt L Load a saved configuration Alt S Save a configuration Alt X Exit program Alt gt Channel 1 power step UP Alt lt Channel 1 power step DOWN Alt Channel 2 power step UP Alt Channel 2 power step DOWN Alt 0 thru Alt 9 Send Macro 0 thru 9 to RA Figure 26 Keyboard Shortcut Help Window EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 2 Receiver Analyzer Controls The left side of the Receiver Analyzer user interface screen is used to set up RF generator modulation BERT and System settings The sections may be opened or closed by clicking on the blue section name They may be opened in any order and left open or closed based on desired usage The current state of these sections is saved with the configuration Quasonix Receiver Analyzer V2515 7 12 2015 File View Tools Test Config Help 07142015 10 05 45 AM RF Generator Modulator BERT System Figure 27 Receiver Analyzer Controls Screen All Sections Closed 5 3 2 1 RF Generator The RF Generator section shown in Figure 28
77. s The Modulation Index Test screen is shown in Figure 55 Modulation Index Test BER Test Limits Hrs 0 Mins Bits Sweep Limits For Modulation Index Test Mod Index Range PreBER Dwell s 4 Star 0 350 Step RF Level dBm 70 000 Stop 3 500 Step Total Freq MHz 2200 5 TERN 20 1 20 Current Modulation Index 0 700 0 350 200 Stop ES BER vs Mod Index 1 000E 001 1 000E 002 1 000E 003 1 000E 004 1 000E 005 1 000E 006 1 000E 007 1 000E 008 0 000E 000 73 74 Mod Index Channel 11 Channel gt 1 oc Combiner I BSS I Figure 55 Modulation Index Test e Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 2 1 Modulation Index Test Buttons The Modulation Index Test screen contains three buttons Start Stop and Save Last Data as shown in Figure 56 Modulation Index Test Start Stop BER Test Limits Hrs 0 Mins Figure 56 Modulation Index Test Screen Buttons e Start The Start button is used to start a new modulation index test e Stop The Stop button immediately terminates a test e Save Last Data The Save Last Data button saves the current modulation index test information A Save File message displays as shown in Figure 57 Click on Yes to save the file Files are always saved to the data path set on the Setup screen The file name shown in Figure 58 is determined based on the test type current settings and the current date and time
78. saved to the data path set on the Setup screen The file name shown in Figure 44 1s determined based on the test type current settings and the current date and time It is slightly different for every test type Save File K Save BER Test Datafile Figure 43 Save File Message NE Quasonix Inc Quasonix Rack Mount Receiver Analyzer C BER_PWR_SWP_SN 0_0_0 FR2200 5 BR1 000 20150716154937 csv Test Serial Frea Bit Date Time Type Number Rate yyyy hr mm mm dd ss Figure 44 Example of Saved BER File Name Format If a default location was not specified in the Setup screen the file is saved in the root directory C An invalid default message displays as shown in Figure 45 Default Dir NOT Valid Figure 45 Default Directory Not Valid Message 5 3 3 1 2 Sweep Type The Sweep Type window shown in Figure 46 is used to Sweep Type Power Level O Eb NO O Freq eo Bitrate Figure 46 BER Sweep Test Sweep Type e Power Level When this option is selected RF power level is used as the basis for the sweep e Eb NO When this option is selected Eb NO is used as the basis for the sweep e Freq When this option is selected frequency is used as the basis for the sweep e Bitrate When this option is selected bit rate is used as the basis for the sweep ME Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 1 3 Test Limits The Test Limits window shown in Figure 47 is used to set
79. should be RFA Total Total of values from Receiver Attenuator Alignment A through D FPGA Temp C Current temperature of the FPGA in degrees Celsius Demod Temp C Current MAX1619 2 Generation Receivers or Demod 3 Generation Receivers temperature in degrees Celsius FS Filter Select Displays FS 0 Bandwidth 10 First IF First IF Filter In 12 MHz or Bypassed PL Input dBm Input power level PL Signal dBm Power level measurement signal only 73 Quasonix Inc QUASONIX 9 1 2 Rack Mount Receiver Analyzer Rx Diagnostic Info The Rx Diagnostic Info displays details retrieved from the detected Quasonix receiver as shown in Figure 103 This information is helpful should the user require assistance from Quasonix Technical Support Buttons 9 1 3 Rx Diagnostic Info Firmware Version PCOMFM FW 84 Rev 1 29 3Jul 17 2014 16 04 56 Model Number QSX RDMS 3RMT E1 1111 00 56 14 DC eae 1767 FPGA Version 00000025 Feb 11 2014 12 06 26 Get Rx Info Hardware Rev F BA Chan 1 Ff SU Get Temp Figure 103 Receiver Diagnostic Info Firmware Version Describes enabled modes and hardware options as well as the firmware revision with date time stamp Model Number Quasonix product model number Serial Quasonix product serial number of the internal receiver brick FPGA Version FPGA version installed in the receiver Hardware Rev Hardware revision Chan Channel number SU chec
80. t PwrEb NO Freq MHz Br PCM Brnon PCM Mod Index 0 000 A 00 0 040 0 100 r 350 P P P Figure 62 Sample List Table 5 3 3 2 4 Current Modulation Index The Current Modulation Index field shown in Figure 63 displays the current modulation index value during the test Current Modulation Index Figure 63 Current Modulation Index 5 3 3 2 5 Manual Modulation Index Sweep Settings Currently Unavailable The Manual Modulation Index Sweep Settings window is currently greyed out and unavailable ED Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 2 6 BER vs Mod Index Graph This window provides an easy to read real time graph of the of the selected test The display axes change depending on the test All of the graphing functionality is being revised and will be updated in a future version BER vs Mod Index 1 000E 001 1 000E 002 1 000E 003 1 000E 004 1 000E 005 1 000E 006 1 000E 007 1 000E 008 0 000E 000 Mod Index Channel 11 Channel 2 I CombinerI BSS I Figure 64 Modulation Index Test BER vs Mod Index Graph ED Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 3 3 Sync Time Test The Sync Time Test indicates how quickly a receiver can acquire an incoming signal and achieve synchronization It measures the number of bits required to sync or amount of time in milliseconds required to sync The Sync Time Test screen is shown in Figure 65 Sync Ti
81. the current test status while the test is running Eb NO does not display during a Power Level test since that value would be irrelevant WE Quasonix Inc Quasonix Rack Mount Receiver Analyzer Current Status Last BER Eb NO dB RF Level dBm Freq MHz Bitrate Mbps Test Step Steps Figure 50 BER Sweep Test Current Status The Current Status window displays the following information for Channel 1 e Last BER The last Bit Error Rate for a test step e Eb NO dB The Eb NO setting in decibels for the current test step e RF Level dBm This is the exact power level being applied based on calculation of settings in use e Freq MHz The frequency in megahertz for the current test step e Bitrate Mbps The bit rate in megabits per second for the current test step e Test Step Steps The test step that is running and the total number of steps in the test 5 3 3 1 6 Sweep Settings When Eb NO frequency or bitrate is selected in the Sweep Type window the Sweep Settings window shown in Figure 51 is enabled It displays the RF level in dBm and provides the option of using additive white Gaussian noise during the sweep When Use Noise for Swp is checked the software calculates the appropriate amount of noise to use to achieve the desired Eb NO typed in the Freq amp Br Swp Settings window based on the power value typed in the RF Level dBm field in the Sweep Settings window Sweep Settings
82. tions The user interface includes e Near real time bit count bit rate bit errors bit error rate clock sync and data inversion for each enabled channel e BER test with time limit error limit or both e Free run Single and Repeat test modes for BERT e Auto Detect Analyzer on power up e Ability to Save and Load stored configurations e Automated tests which store all acquired data in CSV files for post test processing and analysis e Selectable data directory e Test tabs for a variety of functions including BER Sweep Modulation Index Sync Time and Break Frequency e Digital clock e BER Power Eb NO Frequency and Bitrate sweeps work with receivers that have no serial interface the RA prompts the user for the required information e Automatically scans for attached Quasonix receivers at start up The left side of the Receiver Analyzer user interface window is used to set up the signal generator modulator BERTs and any system level parameters A separate Rx Status window now contains the current status and statistics for running standard bit error rate BER tests The right side with all of the tabs enables more sophisticated testing Values in the right hand tests are copied over the identical fields on the left side when they are being used Figure 12 shows the Quasonix Receiver Analyzer User Interface O Quasonix Inc QuaAsonix Rack Mount Receiver Analyzer Quasonix Receiver Analyzer V2 343 10 6 2015 1
83. tus window shown in Figure 100 is currently unavailable Current Test Status Parameter Victim Interferer1 Interferer Freq MHz RF Level dBm Victim Error Rate Figure 100 Adjacent Channel Interference Test Current Test Status Window e Frequency MHz Current frequency for e RF Level dBm Current power level for e Victim Error Rate EH Quasonix Inc Quasonix Rack Mount Receiver Analyzer 6 Maintenance Instructions The Receiver Analyzer requires no regular maintenance Please consult the factory for any maintenance upgrade or repair requirements Quasonix Inc Quasonix Rack Mount Receiver Analyzer 7 Product Warranty The Receiver Analyzer carries a standard parts and labor warranty of two 2 years from the date of delivery Quasonix Inc Quasonix Rack Mount Receiver Analyzer 8 Technical Support and RMA Requests In the event of a product issue customers should contact Quasonix via phone 1 513 942 1287 or e mail support quasonix com to seek technical support If Quasonix determines that the product issue must be addressed at the factory a returned materials authorization RMA number will be provided for return shipment Authorized return shipments must be addressed in the following manner Quasonix Inc ATTN Repair RMA 6025 Schumacher Park Drive West Chester OH 45069 To ensure that your shipment is processed most efficiently please
84. ure 96 Adjacent Channel Interference Test Figure 96 Adjacent Channel Interference Test Screen Buttons e Start The Start button is used to start a new Adjacent Channel Interference test e Stop The Stop button immediately terminates a test e Save Last Data The Save Last Data button saves the current Adjacent Channel Interference test information A Save File message displays Click on YES to save the file Files are always saved to the data path set on the Setup screen The file name is determined based on the test type current settings and the current date and time It is slightly different for every test type If a default location was not specified using the Setup screen the file is saved in the root directory C An invalid default message displays as shown in Figure 97 Default Dir NOT Valid Figure 97 Default Directory Not Valid Message 5 3 3 9 2 Test Limits Currently Unavailable Test Limits shown in Figure 98 is used to set up time and or bit rate limits for a particular Adjacent Channel Interference test One or both of the check boxes may be checked Fields are greyed out when a box is not checked Test Limits W Time Limit Err Limit Bits Figure 98 Adjacent Channel Interference Test Test Limits WH Quasonix Inc QuASsONIx Rack Mount Receiver Analyzer e Time Limit When this box is checked the test is set to run for the length of time specified in the hours minutes
85. us Indicates BER Test not running or displays green with BER Test Running e BER Test Status Indicates BER Test not done or displays green with BER Test Done e Ref Chan Audio Enable check box When this box is checked the unit beeps when errors are detected e Test Limit Enable check box When this box is checked a red Test Limit line displays on certain graphs for Bitrate or Frequency sweep tests dk Quasonix Inc Quasonix Rack Mount Receiver Analyzer 5 3 1 2 2 2 Channel and Q Channel Sections The Receiver Status window shown in Figure 17 displays current receiver information as a test is running Each field is described below Receiver connectors may be attached to the receiver analyzer using any of the BERTs regardless of the names shown on the Status window think of eight individual bit error rate testers Receiver Status Receiver Status Channel 1 Bit Rate Bit Count Error Count Error Rate Bit Rate Bit Count Error Count Error Rate Channel 6 000E 006 3 000E 007 0 0E 007 Data Normal V Q Channel 0 000E 000 0 000E 000 0 0E 000 Data Normal BER Test NOT Running Combiner Z I Channel Bit Rate 6 000E 006 Bit Count 3 000E 007 Error Count 0 Error Rate 0E 007 Data Normal V Q Channel Bit Rate 0 000E 000 Bit Count 0 000E 000 Error Count 0 Error Rate 0E 000 Data Normal Test Limit Enable Channel 2 4 I Channel Bit Rate 6 000

Rack-Mount Receiver Analyzer User Manual, Rev. 2.0.4

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